30557960

素因数分解:

$2^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{2819}}^1$

素因数の和:3101

約数の個数: 32

約数和(自身を含む): 69033600

約数和(自身を除く): 38475640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 271, 542, 1084, 1355, 2168, 2710, 2819, 5420, 5638, 10840, 11276, 14095, 22552, 28190, 56380, 112760, 763949, 1527898, 3055796, 3819745, 6111592, 7639490, 15278980, 30557960]

約数ペア:

[(1, 30557960), (2, 15278980), (4, 7639490), (5, 6111592), (8, 3819745), (10, 3055796), (20, 1527898), (40, 763949), (271, 112760), (542, 56380), (1084, 28190), (1355, 22552), (2168, 14095), (2710, 11276), (2819, 10840), (5420, 5638)]