40537120

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19489}}^1$

素因数の和:19517

約数の個数: 48

約数和(自身を含む): 103141080

約数和(自身を除く): 62603960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 19489, 38978, 77956, 97445, 155912, 194890, 253357, 311824, 389780, 506714, 623648, 779560, 1013428, 1266785, 1559120, 2026856, 2533570, 3118240, 4053712, 5067140, 8107424, 10134280, 20268560, 40537120]

約数ペア:

[(1, 40537120), (2, 20268560), (4, 10134280), (5, 8107424), (8, 5067140), (10, 4053712), (13, 3118240), (16, 2533570), (20, 2026856), (26, 1559120), (32, 1266785), (40, 1013428), (52, 779560), (65, 623648), (80, 506714), (104, 389780), (130, 311824), (160, 253357), (208, 194890), (260, 155912), (416, 97445), (520, 77956), (1040, 38978), (2080, 19489)]