790036880

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{139091}}^1$

素因数の和:139175

約数の個数: 40

約数和(自身を含む): 1862720064

約数和(自身を除く): 1072683184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 139091, 278182, 556364, 695455, 1112728, 1390910, 2225456, 2781820, 5563640, 9875461, 11127280, 19750922, 39501844, 49377305, 79003688, 98754610, 158007376, 197509220, 395018440, 790036880]

約数ペア:

[(1, 790036880), (2, 395018440), (4, 197509220), (5, 158007376), (8, 98754610), (10, 79003688), (16, 49377305), (20, 39501844), (40, 19750922), (71, 11127280), (80, 9875461), (142, 5563640), (284, 2781820), (355, 2225456), (568, 1390910), (710, 1112728), (1136, 695455), (1420, 556364), (2840, 278182), (5680, 139091)]