918852820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{911}}^1$

素因数の和:1033

約数の個数: 96

約数和(自身を含む): 2095994880

約数和(自身を除く): 1177142060

約数列:

[1, 2, 4, 5, 10, 20, 29, 37, 47, 58, 74, 94, 116, 145, 148, 185, 188, 235, 290, 370, 470, 580, 740, 911, 940, 1073, 1363, 1739, 1822, 2146, 2726, 3478, 3644, 4292, 4555, 5365, 5452, 6815, 6956, 8695, 9110, 10730, 13630, 17390, 18220, 21460, 26419, 27260, 33707, 34780, 42817, 50431, 52838, 67414, 85634, 100862, 105676, 132095, 134828, 168535, 171268, 201724, 214085, 252155, 264190, 337070, 428170, 504310, 528380, 674140, 856340, 977503, 1008620, 1241693, 1584229, 1955006, 2483386, 3168458, 3910012, 4887515, 4966772, 6208465, 6336916, 7921145, 9775030, 12416930, 15842290, 19550060, 24833860, 31684580, 45942641, 91885282, 183770564, 229713205, 459426410, 918852820]

約数ペア:

[(1, 918852820), (2, 459426410), (4, 229713205), (5, 183770564), (10, 91885282), (20, 45942641), (29, 31684580), (37, 24833860), (47, 19550060), (58, 15842290), (74, 12416930), (94, 9775030), (116, 7921145), (145, 6336916), (148, 6208465), (185, 4966772), (188, 4887515), (235, 3910012), (290, 3168458), (370, 2483386), (470, 1955006), (580, 1584229), (740, 1241693), (911, 1008620), (940, 977503), (1073, 856340), (1363, 674140), (1739, 528380), (1822, 504310), (2146, 428170), (2726, 337070), (3478, 264190), (3644, 252155), (4292, 214085), (4555, 201724), (5365, 171268), (5452, 168535), (6815, 134828), (6956, 132095), (8695, 105676), (9110, 100862), (10730, 85634), (13630, 67414), (17390, 52838), (18220, 50431), (21460, 42817), (26419, 34780), (27260, 33707)]