17829270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{499}}^1$

素因数の和:909

約数の個数: 48

約数和(自身を含む): 46566000

約数和(自身を除く): 28736730

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 397, 499, 794, 998, 1191, 1497, 1985, 2382, 2495, 2994, 3573, 3970, 4491, 4990, 5955, 7146, 7485, 8982, 11910, 14970, 17865, 22455, 35730, 44910, 198103, 396206, 594309, 990515, 1188618, 1782927, 1981030, 2971545, 3565854, 5943090, 8914635, 17829270]

約数ペア:

[(1, 17829270), (2, 8914635), (3, 5943090), (5, 3565854), (6, 2971545), (9, 1981030), (10, 1782927), (15, 1188618), (18, 990515), (30, 594309), (45, 396206), (90, 198103), (397, 44910), (499, 35730), (794, 22455), (998, 17865), (1191, 14970), (1497, 11910), (1985, 8982), (2382, 7485), (2495, 7146), (2994, 5955), (3573, 4990), (3970, 4491)]