30117640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{107563}}^1$

素因数の和:107581

約数の個数: 32

約数和(自身を含む): 77446080

約数和(自身を除く): 47328440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 107563, 215126, 430252, 537815, 752941, 860504, 1075630, 1505882, 2151260, 3011764, 3764705, 4302520, 6023528, 7529410, 15058820, 30117640]

約数ペア:

[(1, 30117640), (2, 15058820), (4, 7529410), (5, 6023528), (7, 4302520), (8, 3764705), (10, 3011764), (14, 2151260), (20, 1505882), (28, 1075630), (35, 860504), (40, 752941), (56, 537815), (70, 430252), (140, 215126), (280, 107563)]