40293920

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3547}}^1$

素因数の和:3633

約数の個数: 48

約数和(自身を含む): 96562368

約数和(自身を除く): 56268448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 2272, 2840, 3547, 5680, 7094, 11360, 14188, 17735, 28376, 35470, 56752, 70940, 113504, 141880, 251837, 283760, 503674, 567520, 1007348, 1259185, 2014696, 2518370, 4029392, 5036740, 8058784, 10073480, 20146960, 40293920]

約数ペア:

[(1, 40293920), (2, 20146960), (4, 10073480), (5, 8058784), (8, 5036740), (10, 4029392), (16, 2518370), (20, 2014696), (32, 1259185), (40, 1007348), (71, 567520), (80, 503674), (142, 283760), (160, 251837), (284, 141880), (355, 113504), (568, 70940), (710, 56752), (1136, 35470), (1420, 28376), (2272, 17735), (2840, 14188), (3547, 11360), (5680, 7094)]