20394060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{2251}}^1$

素因数の和:2414

約数の個数: 48

約数和(自身を含む): 57507072

約数和(自身を除く): 37113012

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 151, 302, 453, 604, 755, 906, 1510, 1812, 2251, 2265, 3020, 4502, 4530, 6753, 9004, 9060, 11255, 13506, 22510, 27012, 33765, 45020, 67530, 135060, 339901, 679802, 1019703, 1359604, 1699505, 2039406, 3399010, 4078812, 5098515, 6798020, 10197030, 20394060]

約数ペア:

[(1, 20394060), (2, 10197030), (3, 6798020), (4, 5098515), (5, 4078812), (6, 3399010), (10, 2039406), (12, 1699505), (15, 1359604), (20, 1019703), (30, 679802), (60, 339901), (151, 135060), (302, 67530), (453, 45020), (604, 33765), (755, 27012), (906, 22510), (1510, 13506), (1812, 11255), (2251, 9060), (2265, 9004), (3020, 6753), (4502, 4530)]