191829140

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{1621}}^1$

素因数の和:1788

約数の個数: 48

約数和(自身を含む): 413921424

約数和(自身を除く): 222092284

約数列:

[1, 2, 4, 5, 10, 20, 61, 97, 122, 194, 244, 305, 388, 485, 610, 970, 1220, 1621, 1940, 3242, 5917, 6484, 8105, 11834, 16210, 23668, 29585, 32420, 59170, 98881, 118340, 157237, 197762, 314474, 395524, 494405, 628948, 786185, 988810, 1572370, 1977620, 3144740, 9591457, 19182914, 38365828, 47957285, 95914570, 191829140]

約数ペア:

[(1, 191829140), (2, 95914570), (4, 47957285), (5, 38365828), (10, 19182914), (20, 9591457), (61, 3144740), (97, 1977620), (122, 1572370), (194, 988810), (244, 786185), (305, 628948), (388, 494405), (485, 395524), (610, 314474), (970, 197762), (1220, 157237), (1621, 118340), (1940, 98881), (3242, 59170), (5917, 32420), (6484, 29585), (8105, 23668), (11834, 16210)]