12260975380

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{189271}}^1$

素因数の和:189400

約数の個数: 48

約数和(自身を含む): 26710064640

約数和(自身を除く): 14449089260

約数列:

[1, 2, 4, 5, 10, 20, 41, 79, 82, 158, 164, 205, 316, 395, 410, 790, 820, 1580, 3239, 6478, 12956, 16195, 32390, 64780, 189271, 378542, 757084, 946355, 1892710, 3785420, 7760111, 14952409, 15520222, 29904818, 31040444, 38800555, 59809636, 74762045, 77601110, 149524090, 155202220, 299048180, 613048769, 1226097538, 2452195076, 3065243845, 6130487690, 12260975380]

約数ペア:

[(1, 12260975380), (2, 6130487690), (4, 3065243845), (5, 2452195076), (10, 1226097538), (20, 613048769), (41, 299048180), (79, 155202220), (82, 149524090), (158, 77601110), (164, 74762045), (205, 59809636), (316, 38800555), (395, 31040444), (410, 29904818), (790, 15520222), (820, 14952409), (1580, 7760111), (3239, 3785420), (6478, 1892710), (12956, 946355), (16195, 757084), (32390, 378542), (64780, 189271)]