201728749780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5659}}^1\times {\mathrm{93809}}^1$

素因数の和:99496

約数の個数: 48

約数和(自身を含む): 446010264000

約数和(自身を除く): 244281514220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 5659, 11318, 22636, 28295, 56590, 93809, 107521, 113180, 187618, 215042, 375236, 430084, 469045, 537605, 938090, 1075210, 1782371, 1876180, 2150420, 3564742, 7129484, 8911855, 17823710, 35647420, 530865131, 1061730262, 2123460524, 2654325655, 5308651310, 10086437489, 10617302620, 20172874978, 40345749956, 50432187445, 100864374890, 201728749780]

約数ペア:

[(1, 201728749780), (2, 100864374890), (4, 50432187445), (5, 40345749956), (10, 20172874978), (19, 10617302620), (20, 10086437489), (38, 5308651310), (76, 2654325655), (95, 2123460524), (190, 1061730262), (380, 530865131), (5659, 35647420), (11318, 17823710), (22636, 8911855), (28295, 7129484), (56590, 3564742), (93809, 2150420), (107521, 1876180), (113180, 1782371), (187618, 1075210), (215042, 938090), (375236, 537605), (430084, 469045)]