18895260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{7681}}^1$

素因数の和:7734

約数の個数: 48

約数和(自身を含む): 54204192

約数和(自身を除く): 35308932

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 7681, 15362, 23043, 30724, 38405, 46086, 76810, 92172, 115215, 153620, 230430, 314921, 460860, 629842, 944763, 1259684, 1574605, 1889526, 3149210, 3779052, 4723815, 6298420, 9447630, 18895260]

約数ペア:

[(1, 18895260), (2, 9447630), (3, 6298420), (4, 4723815), (5, 3779052), (6, 3149210), (10, 1889526), (12, 1574605), (15, 1259684), (20, 944763), (30, 629842), (41, 460860), (60, 314921), (82, 230430), (123, 153620), (164, 115215), (205, 92172), (246, 76810), (410, 46086), (492, 38405), (615, 30724), (820, 23043), (1230, 15362), (2460, 7681)]