2395479920

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{274711}}^1$

素因数の和:274833

約数の個数: 40

約数和(自身を含む): 5620607520

約数和(自身を除く): 3225127600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 4360, 8720, 274711, 549422, 1098844, 1373555, 2197688, 2747110, 4395376, 5494220, 10988440, 21976880, 29943499, 59886998, 119773996, 149717495, 239547992, 299434990, 479095984, 598869980, 1197739960, 2395479920]

約数ペア:

[(1, 2395479920), (2, 1197739960), (4, 598869980), (5, 479095984), (8, 299434990), (10, 239547992), (16, 149717495), (20, 119773996), (40, 59886998), (80, 29943499), (109, 21976880), (218, 10988440), (436, 5494220), (545, 4395376), (872, 2747110), (1090, 2197688), (1744, 1373555), (2180, 1098844), (4360, 549422), (8720, 274711)]