1566139760

素因数分解:

$2^4\times 5^1\times {\mathrm{2887}}^1\times {\mathrm{6781}}^1$

素因数の和:9681

約数の個数: 40

約数和(自身を含む): 3643073376

約数和(自身を除く): 2076933616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2887, 5774, 6781, 11548, 13562, 14435, 23096, 27124, 28870, 33905, 46192, 54248, 57740, 67810, 108496, 115480, 135620, 230960, 271240, 542480, 19576747, 39153494, 78306988, 97883735, 156613976, 195767470, 313227952, 391534940, 783069880, 1566139760]

約数ペア:

[(1, 1566139760), (2, 783069880), (4, 391534940), (5, 313227952), (8, 195767470), (10, 156613976), (16, 97883735), (20, 78306988), (40, 39153494), (80, 19576747), (2887, 542480), (5774, 271240), (6781, 230960), (11548, 135620), (13562, 115480), (14435, 108496), (23096, 67810), (27124, 57740), (28870, 54248), (33905, 46192)]