10028720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9643}}^1$

素因数の和:9669

約数の個数: 40

約数和(自身を含む): 25112976

約数和(自身を除く): 15084256

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 9643, 19286, 38572, 48215, 77144, 96430, 125359, 154288, 192860, 250718, 385720, 501436, 626795, 771440, 1002872, 1253590, 2005744, 2507180, 5014360, 10028720]

約数ペア:

[(1, 10028720), (2, 5014360), (4, 2507180), (5, 2005744), (8, 1253590), (10, 1002872), (13, 771440), (16, 626795), (20, 501436), (26, 385720), (40, 250718), (52, 192860), (65, 154288), (80, 125359), (104, 96430), (130, 77144), (208, 48215), (260, 38572), (520, 19286), (1040, 9643)]