20107156760

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{101}}^1\times {\mathrm{5179}}^1$

素因数の和:5353

約数の個数: 96

約数和(自身を含む): 47219533200

約数和(自身を除く): 27112376440

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 101, 124, 155, 202, 248, 310, 404, 505, 620, 808, 961, 1010, 1240, 1922, 2020, 3131, 3844, 4040, 4805, 5179, 6262, 7688, 9610, 10358, 12524, 15655, 19220, 20716, 25048, 25895, 31310, 38440, 41432, 51790, 62620, 97061, 103580, 125240, 160549, 194122, 207160, 321098, 388244, 485305, 523079, 642196, 776488, 802745, 970610, 1046158, 1284392, 1605490, 1941220, 2092316, 2615395, 3210980, 3882440, 4184632, 4977019, 5230790, 6421960, 9954038, 10461580, 16215449, 19908076, 20923160, 24885095, 32430898, 39816152, 49770190, 64861796, 81077245, 99540380, 129723592, 162154490, 199080760, 324308980, 502678919, 648617960, 1005357838, 2010715676, 2513394595, 4021431352, 5026789190, 10053578380, 20107156760]

約数ペア:

[(1, 20107156760), (2, 10053578380), (4, 5026789190), (5, 4021431352), (8, 2513394595), (10, 2010715676), (20, 1005357838), (31, 648617960), (40, 502678919), (62, 324308980), (101, 199080760), (124, 162154490), (155, 129723592), (202, 99540380), (248, 81077245), (310, 64861796), (404, 49770190), (505, 39816152), (620, 32430898), (808, 24885095), (961, 20923160), (1010, 19908076), (1240, 16215449), (1922, 10461580), (2020, 9954038), (3131, 6421960), (3844, 5230790), (4040, 4977019), (4805, 4184632), (5179, 3882440), (6262, 3210980), (7688, 2615395), (9610, 2092316), (10358, 1941220), (12524, 1605490), (15655, 1284392), (19220, 1046158), (20716, 970610), (25048, 802745), (25895, 776488), (31310, 642196), (38440, 523079), (41432, 485305), (51790, 388244), (62620, 321098), (97061, 207160), (103580, 194122), (125240, 160549)]