18272080

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{6173}}^1$

素因数の和:6223

約数の個数: 40

約数和(自身を含む): 43637832

約数和(自身を除く): 25365752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 6173, 12346, 24692, 30865, 49384, 61730, 98768, 123460, 228401, 246920, 456802, 493840, 913604, 1142005, 1827208, 2284010, 3654416, 4568020, 9136040, 18272080]

約数ペア:

[(1, 18272080), (2, 9136040), (4, 4568020), (5, 3654416), (8, 2284010), (10, 1827208), (16, 1142005), (20, 913604), (37, 493840), (40, 456802), (74, 246920), (80, 228401), (148, 123460), (185, 98768), (296, 61730), (370, 49384), (592, 30865), (740, 24692), (1480, 12346), (2960, 6173)]