15571280

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{3299}}^1$

素因数の和:3371

約数の個数: 40

約数和(自身を含む): 36828000

約数和(自身を除く): 21256720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 236, 295, 472, 590, 944, 1180, 2360, 3299, 4720, 6598, 13196, 16495, 26392, 32990, 52784, 65980, 131960, 194641, 263920, 389282, 778564, 973205, 1557128, 1946410, 3114256, 3892820, 7785640, 15571280]

約数ペア:

[(1, 15571280), (2, 7785640), (4, 3892820), (5, 3114256), (8, 1946410), (10, 1557128), (16, 973205), (20, 778564), (40, 389282), (59, 263920), (80, 194641), (118, 131960), (236, 65980), (295, 52784), (472, 32990), (590, 26392), (944, 16495), (1180, 13196), (2360, 6598), (3299, 4720)]