1290058390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{45569}}^1$

素因数の和:45744

約数の個数: 32

約数和(自身を含む): 2460780000

約数和(自身を除く): 1170721610

約数列:

[1, 2, 5, 10, 19, 38, 95, 149, 190, 298, 745, 1490, 2831, 5662, 14155, 28310, 45569, 91138, 227845, 455690, 865811, 1731622, 4329055, 6789781, 8658110, 13579562, 33948905, 67897810, 129005839, 258011678, 645029195, 1290058390]

約数ペア:

[(1, 1290058390), (2, 645029195), (5, 258011678), (10, 129005839), (19, 67897810), (38, 33948905), (95, 13579562), (149, 8658110), (190, 6789781), (298, 4329055), (745, 1731622), (1490, 865811), (2831, 455690), (5662, 227845), (14155, 91138), (28310, 45569)]