4540880680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{1901}}^1$

素因数の和:2387

約数の個数: 128

約数和(自身を含む): 12324960000

約数和(自身を除く): 7784079320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 449, 532, 665, 760, 898, 1064, 1330, 1796, 1901, 2245, 2660, 3143, 3592, 3802, 4490, 5320, 6286, 7604, 8531, 8980, 9505, 12572, 13307, 15208, 15715, 17062, 17960, 19010, 25144, 26614, 31430, 34124, 36119, 38020, 42655, 53228, 59717, 62860, 66535, 68248, 72238, 76040, 85310, 106456, 119434, 125720, 133070, 144476, 170620, 180595, 238868, 252833, 266140, 288952, 298585, 341240, 361190, 477736, 505666, 532280, 597170, 722380, 853549, 1011332, 1194340, 1264165, 1444760, 1707098, 2022664, 2388680, 2528330, 3414196, 4267745, 5056660, 5974843, 6828392, 8535490, 10113320, 11949686, 16217431, 17070980, 23899372, 29874215, 32434862, 34141960, 47798744, 59748430, 64869724, 81087155, 113522017, 119496860, 129739448, 162174310, 227044034, 238993720, 324348620, 454088068, 567610085, 648697240, 908176136, 1135220170, 2270440340, 4540880680]

約数ペア:

[(1, 4540880680), (2, 2270440340), (4, 1135220170), (5, 908176136), (7, 648697240), (8, 567610085), (10, 454088068), (14, 324348620), (19, 238993720), (20, 227044034), (28, 162174310), (35, 129739448), (38, 119496860), (40, 113522017), (56, 81087155), (70, 64869724), (76, 59748430), (95, 47798744), (133, 34141960), (140, 32434862), (152, 29874215), (190, 23899372), (266, 17070980), (280, 16217431), (380, 11949686), (449, 10113320), (532, 8535490), (665, 6828392), (760, 5974843), (898, 5056660), (1064, 4267745), (1330, 3414196), (1796, 2528330), (1901, 2388680), (2245, 2022664), (2660, 1707098), (3143, 1444760), (3592, 1264165), (3802, 1194340), (4490, 1011332), (5320, 853549), (6286, 722380), (7604, 597170), (8531, 532280), (8980, 505666), (9505, 477736), (12572, 361190), (13307, 341240), (15208, 298585), (15715, 288952), (17062, 266140), (17960, 252833), (19010, 238868), (25144, 180595), (26614, 170620), (31430, 144476), (34124, 133070), (36119, 125720), (38020, 119434), (42655, 106456), (53228, 85310), (59717, 76040), (62860, 72238), (66535, 68248)]