15477640

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1619}}^1$

素因数の和:1869

約数の個数: 32

約数和(自身を含む): 34992000

約数和(自身を除く): 19514360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1619, 1912, 2390, 3238, 4780, 6476, 8095, 9560, 12952, 16190, 32380, 64760, 386941, 773882, 1547764, 1934705, 3095528, 3869410, 7738820, 15477640]

約数ペア:

[(1, 15477640), (2, 7738820), (4, 3869410), (5, 3095528), (8, 1934705), (10, 1547764), (20, 773882), (40, 386941), (239, 64760), (478, 32380), (956, 16190), (1195, 12952), (1619, 9560), (1912, 8095), (2390, 6476), (3238, 4780)]