20402550990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{5271977}}^1$

素因数の和:5272033

約数の個数: 48

約数和(自身を含む): 54280285488

約数和(自身を除く): 33877734498

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1935, 3870, 5271977, 10543954, 15815931, 26359885, 31631862, 47447793, 52719770, 79079655, 94895586, 158159310, 226695011, 237238965, 453390022, 474477930, 680085033, 1133475055, 1360170066, 2040255099, 2266950110, 3400425165, 4080510198, 6800850330, 10201275495, 20402550990]

約数ペア:

[(1, 20402550990), (2, 10201275495), (3, 6800850330), (5, 4080510198), (6, 3400425165), (9, 2266950110), (10, 2040255099), (15, 1360170066), (18, 1133475055), (30, 680085033), (43, 474477930), (45, 453390022), (86, 237238965), (90, 226695011), (129, 158159310), (215, 94895586), (258, 79079655), (387, 52719770), (430, 47447793), (645, 31631862), (774, 26359885), (1290, 15815931), (1935, 10543954), (3870, 5271977)]