8451420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1783}}^1$

素因数の和:1874

約数の個数: 48

約数和(自身を含む): 23976960

約数和(自身を除く): 15525540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 790, 948, 1185, 1580, 1783, 2370, 3566, 4740, 5349, 7132, 8915, 10698, 17830, 21396, 26745, 35660, 53490, 106980, 140857, 281714, 422571, 563428, 704285, 845142, 1408570, 1690284, 2112855, 2817140, 4225710, 8451420]

約数ペア:

[(1, 8451420), (2, 4225710), (3, 2817140), (4, 2112855), (5, 1690284), (6, 1408570), (10, 845142), (12, 704285), (15, 563428), (20, 422571), (30, 281714), (60, 140857), (79, 106980), (158, 53490), (237, 35660), (316, 26745), (395, 21396), (474, 17830), (790, 10698), (948, 8915), (1185, 7132), (1580, 5349), (1783, 4740), (2370, 3566)]