2004207940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{96079}}^1$

素因数の和:96244

約数の個数: 48

約数和(自身を含む): 4842432000

約数和(自身を除く): 2838224060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 298, 596, 745, 1043, 1490, 2086, 2980, 4172, 5215, 10430, 20860, 96079, 192158, 384316, 480395, 672553, 960790, 1345106, 1921580, 2690212, 3362765, 6725530, 13451060, 14315771, 28631542, 57263084, 71578855, 100210397, 143157710, 200420794, 286315420, 400841588, 501051985, 1002103970, 2004207940]

約数ペア:

[(1, 2004207940), (2, 1002103970), (4, 501051985), (5, 400841588), (7, 286315420), (10, 200420794), (14, 143157710), (20, 100210397), (28, 71578855), (35, 57263084), (70, 28631542), (140, 14315771), (149, 13451060), (298, 6725530), (596, 3362765), (745, 2690212), (1043, 1921580), (1490, 1345106), (2086, 960790), (2980, 672553), (4172, 480395), (5215, 384316), (10430, 192158), (20860, 96079)]