20352112160

素因数分解:

$2^5\times 5^1\times {\mathrm{3581}}^1\times {\mathrm{35521}}^1$

素因数の和:39117

約数の個数: 48

約数和(自身を含む): 48096645912

約数和(自身を除く): 27744533752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 3581, 7162, 14324, 17905, 28648, 35521, 35810, 57296, 71042, 71620, 114592, 142084, 143240, 177605, 284168, 286480, 355210, 568336, 572960, 710420, 1136672, 1420840, 2841680, 5683360, 127200701, 254401402, 508802804, 636003505, 1017605608, 1272007010, 2035211216, 2544014020, 4070422432, 5088028040, 10176056080, 20352112160]

約数ペア:

[(1, 20352112160), (2, 10176056080), (4, 5088028040), (5, 4070422432), (8, 2544014020), (10, 2035211216), (16, 1272007010), (20, 1017605608), (32, 636003505), (40, 508802804), (80, 254401402), (160, 127200701), (3581, 5683360), (7162, 2841680), (14324, 1420840), (17905, 1136672), (28648, 710420), (35521, 572960), (35810, 568336), (57296, 355210), (71042, 286480), (71620, 284168), (114592, 177605), (142084, 143240)]