66419660

素因数分解:

$2^2\times 5^1\times {\mathrm{367}}^1\times {\mathrm{9049}}^1$

素因数の和:9425

約数の個数: 24

約数和(自身を含む): 139876800

約数和(自身を除く): 73457140

約数列:

[1, 2, 4, 5, 10, 20, 367, 734, 1468, 1835, 3670, 7340, 9049, 18098, 36196, 45245, 90490, 180980, 3320983, 6641966, 13283932, 16604915, 33209830, 66419660]

約数ペア:

[(1, 66419660), (2, 33209830), (4, 16604915), (5, 13283932), (10, 6641966), (20, 3320983), (367, 180980), (734, 90490), (1468, 45245), (1835, 36196), (3670, 18098), (7340, 9049)]