17484920

素因数分解:

$2^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1613}}^1$

素因数の和:1895

約数の個数: 32

約数和(自身を含む): 39510720

約数和(自身を除く): 22025800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 271, 542, 1084, 1355, 1613, 2168, 2710, 3226, 5420, 6452, 8065, 10840, 12904, 16130, 32260, 64520, 437123, 874246, 1748492, 2185615, 3496984, 4371230, 8742460, 17484920]

約数ペア:

[(1, 17484920), (2, 8742460), (4, 4371230), (5, 3496984), (8, 2185615), (10, 1748492), (20, 874246), (40, 437123), (271, 64520), (542, 32260), (1084, 16130), (1355, 12904), (1613, 10840), (2168, 8065), (2710, 6452), (3226, 5420)]