2018052018280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{641}}^1\times {\mathrm{111959}}^1$

素因数の和:112667

約数の個数: 128

約数和(自身を含む): 4916477088000

約数和(自身を除く): 2898425069720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 74, 76, 95, 148, 152, 185, 190, 296, 370, 380, 641, 703, 740, 760, 1282, 1406, 1480, 2564, 2812, 3205, 3515, 5128, 5624, 6410, 7030, 12179, 12820, 14060, 23717, 24358, 25640, 28120, 47434, 48716, 60895, 94868, 97432, 111959, 118585, 121790, 189736, 223918, 237170, 243580, 447836, 450623, 474340, 487160, 559795, 895672, 901246, 948680, 1119590, 1802492, 2127221, 2239180, 2253115, 3604984, 4142483, 4254442, 4478360, 4506230, 8284966, 8508884, 9012460, 10636105, 16569932, 17017768, 18024920, 20712415, 21272210, 33139864, 41424830, 42544420, 71765719, 78707177, 82849660, 85088840, 143531438, 157414354, 165699320, 287062876, 314828708, 358828595, 393535885, 574125752, 629657416, 717657190, 787071770, 1363548661, 1435314380, 1574143540, 2655331603, 2727097322, 2870628760, 3148287080, 5310663206, 5454194644, 6817743305, 10621326412, 10908389288, 13276658015, 13635486610, 21242652824, 26553316030, 27270973220, 50451300457, 53106632060, 54541946440, 100902600914, 106213264120, 201805201828, 252256502285, 403610403656, 504513004570, 1009026009140, 2018052018280]

約数ペア:

[(1, 2018052018280), (2, 1009026009140), (4, 504513004570), (5, 403610403656), (8, 252256502285), (10, 201805201828), (19, 106213264120), (20, 100902600914), (37, 54541946440), (38, 53106632060), (40, 50451300457), (74, 27270973220), (76, 26553316030), (95, 21242652824), (148, 13635486610), (152, 13276658015), (185, 10908389288), (190, 10621326412), (296, 6817743305), (370, 5454194644), (380, 5310663206), (641, 3148287080), (703, 2870628760), (740, 2727097322), (760, 2655331603), (1282, 1574143540), (1406, 1435314380), (1480, 1363548661), (2564, 787071770), (2812, 717657190), (3205, 629657416), (3515, 574125752), (5128, 393535885), (5624, 358828595), (6410, 314828708), (7030, 287062876), (12179, 165699320), (12820, 157414354), (14060, 143531438), (23717, 85088840), (24358, 82849660), (25640, 78707177), (28120, 71765719), (47434, 42544420), (48716, 41424830), (60895, 33139864), (94868, 21272210), (97432, 20712415), (111959, 18024920), (118585, 17017768), (121790, 16569932), (189736, 10636105), (223918, 9012460), (237170, 8508884), (243580, 8284966), (447836, 4506230), (450623, 4478360), (474340, 4254442), (487160, 4142483), (559795, 3604984), (895672, 2253115), (901246, 2239180), (948680, 2127221), (1119590, 1802492)]