20067240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3889}}^1$

素因数の和:3946

約数の個数: 64

約数和(自身を含む): 61617600

約数和(自身を除く): 41550360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 3889, 5160, 7778, 11667, 15556, 19445, 23334, 31112, 38890, 46668, 58335, 77780, 93336, 116670, 155560, 167227, 233340, 334454, 466680, 501681, 668908, 836135, 1003362, 1337816, 1672270, 2006724, 2508405, 3344540, 4013448, 5016810, 6689080, 10033620, 20067240]

約数ペア:

[(1, 20067240), (2, 10033620), (3, 6689080), (4, 5016810), (5, 4013448), (6, 3344540), (8, 2508405), (10, 2006724), (12, 1672270), (15, 1337816), (20, 1003362), (24, 836135), (30, 668908), (40, 501681), (43, 466680), (60, 334454), (86, 233340), (120, 167227), (129, 155560), (172, 116670), (215, 93336), (258, 77780), (344, 58335), (430, 46668), (516, 38890), (645, 31112), (860, 23334), (1032, 19445), (1290, 15556), (1720, 11667), (2580, 7778), (3889, 5160)]