1326680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1951}}^1$

素因数の和:1979

約数の個数: 32

約数和(自身を含む): 3162240

約数和(自身を除く): 1835560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 1951, 3902, 7804, 9755, 15608, 19510, 33167, 39020, 66334, 78040, 132668, 165835, 265336, 331670, 663340, 1326680]

約数ペア:

[(1, 1326680), (2, 663340), (4, 331670), (5, 265336), (8, 165835), (10, 132668), (17, 78040), (20, 66334), (34, 39020), (40, 33167), (68, 19510), (85, 15608), (136, 9755), (170, 7804), (340, 3902), (680, 1951)]