1145502640

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{201673}}^1$

素因数の和:201757

約数の個数: 40

約数和(自身を含む): 2700818208

約数和(自身を除く): 1555315568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 201673, 403346, 806692, 1008365, 1613384, 2016730, 3226768, 4033460, 8066920, 14318783, 16133840, 28637566, 57275132, 71593915, 114550264, 143187830, 229100528, 286375660, 572751320, 1145502640]

約数ペア:

[(1, 1145502640), (2, 572751320), (4, 286375660), (5, 229100528), (8, 143187830), (10, 114550264), (16, 71593915), (20, 57275132), (40, 28637566), (71, 16133840), (80, 14318783), (142, 8066920), (284, 4033460), (355, 3226768), (568, 2016730), (710, 1613384), (1136, 1008365), (1420, 806692), (2840, 403346), (5680, 201673)]