267512020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{22709}}^1$

素因数の和:22768

約数の個数: 48

約数和(自身を含む): 610444800

約数和(自身を除く): 342932780

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 1178, 2356, 2945, 5890, 11780, 22709, 45418, 90836, 113545, 227090, 431471, 454180, 703979, 862942, 1407958, 1725884, 2157355, 2815916, 3519895, 4314710, 7039790, 8629420, 13375601, 14079580, 26751202, 53502404, 66878005, 133756010, 267512020]

約数ペア:

[(1, 267512020), (2, 133756010), (4, 66878005), (5, 53502404), (10, 26751202), (19, 14079580), (20, 13375601), (31, 8629420), (38, 7039790), (62, 4314710), (76, 3519895), (95, 2815916), (124, 2157355), (155, 1725884), (190, 1407958), (310, 862942), (380, 703979), (589, 454180), (620, 431471), (1178, 227090), (2356, 113545), (2945, 90836), (5890, 45418), (11780, 22709)]