381832240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{280759}}^1$

素因数の和:280789

約数の個数: 40

約数和(自身を含む): 939984480

約数和(自身を除く): 558152240

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 280759, 561518, 1123036, 1403795, 2246072, 2807590, 4492144, 4772903, 5615180, 9545806, 11230360, 19091612, 22460720, 23864515, 38183224, 47729030, 76366448, 95458060, 190916120, 381832240]

約数ペア:

[(1, 381832240), (2, 190916120), (4, 95458060), (5, 76366448), (8, 47729030), (10, 38183224), (16, 23864515), (17, 22460720), (20, 19091612), (34, 11230360), (40, 9545806), (68, 5615180), (80, 4772903), (85, 4492144), (136, 2807590), (170, 2246072), (272, 1403795), (340, 1123036), (680, 561518), (1360, 280759)]