23678840

素因数分解:

$2^3\times 5^1\times {\mathrm{367}}^1\times {\mathrm{1613}}^1$

素因数の和:1991

約数の個数: 32

約数和(自身を含む): 53455680

約数和(自身を除く): 29776840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 367, 734, 1468, 1613, 1835, 2936, 3226, 3670, 6452, 7340, 8065, 12904, 14680, 16130, 32260, 64520, 591971, 1183942, 2367884, 2959855, 4735768, 5919710, 11839420, 23678840]

約数ペア:

[(1, 23678840), (2, 11839420), (4, 5919710), (5, 4735768), (8, 2959855), (10, 2367884), (20, 1183942), (40, 591971), (367, 64520), (734, 32260), (1468, 16130), (1613, 14680), (1835, 12904), (2936, 8065), (3226, 7340), (3670, 6452)]