28618730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{1051}}^1$

素因数の和:1454

約数の個数: 32

約数和(自身を含む): 59080320

約数和(自身を除く): 30461590

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 389, 778, 1051, 1945, 2102, 2723, 3890, 5255, 5446, 7357, 10510, 13615, 14714, 27230, 36785, 73570, 408839, 817678, 2044195, 2861873, 4088390, 5723746, 14309365, 28618730]

約数ペア:

[(1, 28618730), (2, 14309365), (5, 5723746), (7, 4088390), (10, 2861873), (14, 2044195), (35, 817678), (70, 408839), (389, 73570), (778, 36785), (1051, 27230), (1945, 14714), (2102, 13615), (2723, 10510), (3890, 7357), (5255, 5446)]