13226720

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6359}}^1$

素因数の和:6387

約数の個数: 48

約数和(自身を含む): 33657120

約数和(自身を除く): 20430400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 6359, 12718, 25436, 31795, 50872, 63590, 82667, 101744, 127180, 165334, 203488, 254360, 330668, 413335, 508720, 661336, 826670, 1017440, 1322672, 1653340, 2645344, 3306680, 6613360, 13226720]

約数ペア:

[(1, 13226720), (2, 6613360), (4, 3306680), (5, 2645344), (8, 1653340), (10, 1322672), (13, 1017440), (16, 826670), (20, 661336), (26, 508720), (32, 413335), (40, 330668), (52, 254360), (65, 203488), (80, 165334), (104, 127180), (130, 101744), (160, 82667), (208, 63590), (260, 50872), (416, 31795), (520, 25436), (1040, 12718), (2080, 6359)]