2912402960

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{512747}}^1$

素因数の和:512831

約数の個数: 40

約数和(自身を含む): 6866721216

約数和(自身を除く): 3954318256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 512747, 1025494, 2050988, 2563735, 4101976, 5127470, 8203952, 10254940, 20509880, 36405037, 41019760, 72810074, 145620148, 182025185, 291240296, 364050370, 582480592, 728100740, 1456201480, 2912402960]

約数ペア:

[(1, 2912402960), (2, 1456201480), (4, 728100740), (5, 582480592), (8, 364050370), (10, 291240296), (16, 182025185), (20, 145620148), (40, 72810074), (71, 41019760), (80, 36405037), (142, 20509880), (284, 10254940), (355, 8203952), (568, 5127470), (710, 4101976), (1136, 2563735), (1420, 2050988), (2840, 1025494), (5680, 512747)]