168520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{383}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 414720

約数和(自身を除く): 246200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 383, 440, 766, 1532, 1915, 3064, 3830, 4213, 7660, 8426, 15320, 16852, 21065, 33704, 42130, 84260, 168520]

約数ペア:

[(1, 168520), (2, 84260), (4, 42130), (5, 33704), (8, 21065), (10, 16852), (11, 15320), (20, 8426), (22, 7660), (40, 4213), (44, 3830), (55, 3064), (88, 1915), (110, 1532), (220, 766), (383, 440)]