275205760

素因数分解:

$2^7\times 5^1\times {\mathrm{430009}}^1$

素因数の和:430028

約数の個数: 32

約数和(自身を含む): 657915300

約数和(自身を除く): 382709540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 430009, 860018, 1720036, 2150045, 3440072, 4300090, 6880144, 8600180, 13760288, 17200360, 27520576, 34400720, 55041152, 68801440, 137602880, 275205760]

約数ペア:

[(1, 275205760), (2, 137602880), (4, 68801440), (5, 55041152), (8, 34400720), (10, 27520576), (16, 17200360), (20, 13760288), (32, 8600180), (40, 6880144), (64, 4300090), (80, 3440072), (128, 2150045), (160, 1720036), (320, 860018), (640, 430009)]