20881710

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5659}}^1$

素因数の和:5713

約数の個数: 48

約数和(自身を含む): 55626480

約数和(自身を除く): 34744770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 41, 45, 82, 90, 123, 205, 246, 369, 410, 615, 738, 1230, 1845, 3690, 5659, 11318, 16977, 28295, 33954, 50931, 56590, 84885, 101862, 169770, 232019, 254655, 464038, 509310, 696057, 1160095, 1392114, 2088171, 2320190, 3480285, 4176342, 6960570, 10440855, 20881710]

約数ペア:

[(1, 20881710), (2, 10440855), (3, 6960570), (5, 4176342), (6, 3480285), (9, 2320190), (10, 2088171), (15, 1392114), (18, 1160095), (30, 696057), (41, 509310), (45, 464038), (82, 254655), (90, 232019), (123, 169770), (205, 101862), (246, 84885), (369, 56590), (410, 50931), (615, 33954), (738, 28295), (1230, 16977), (1845, 11318), (3690, 5659)]