40590620

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:188

約数の個数: 96

約数和(自身を含む): 102076800

約数和(自身を除く): 61486180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 61, 70, 97, 98, 122, 140, 194, 196, 244, 245, 305, 343, 388, 427, 485, 490, 610, 679, 686, 854, 970, 980, 1220, 1358, 1372, 1708, 1715, 1940, 2135, 2716, 2989, 3395, 3430, 4270, 4753, 5917, 5978, 6790, 6860, 8540, 9506, 11834, 11956, 13580, 14945, 19012, 20923, 23668, 23765, 29585, 29890, 33271, 41419, 41846, 47530, 59170, 59780, 66542, 82838, 83692, 95060, 104615, 118340, 133084, 165676, 166355, 207095, 209230, 289933, 332710, 414190, 418460, 579866, 665420, 828380, 1159732, 1449665, 2029531, 2899330, 4059062, 5798660, 8118124, 10147655, 20295310, 40590620]

約数ペア:

[(1, 40590620), (2, 20295310), (4, 10147655), (5, 8118124), (7, 5798660), (10, 4059062), (14, 2899330), (20, 2029531), (28, 1449665), (35, 1159732), (49, 828380), (61, 665420), (70, 579866), (97, 418460), (98, 414190), (122, 332710), (140, 289933), (194, 209230), (196, 207095), (244, 166355), (245, 165676), (305, 133084), (343, 118340), (388, 104615), (427, 95060), (485, 83692), (490, 82838), (610, 66542), (679, 59780), (686, 59170), (854, 47530), (970, 41846), (980, 41419), (1220, 33271), (1358, 29890), (1372, 29585), (1708, 23765), (1715, 23668), (1940, 20923), (2135, 19012), (2716, 14945), (2989, 13580), (3395, 11956), (3430, 11834), (4270, 9506), (4753, 8540), (5917, 6860), (5978, 6790)]