42869920

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{15761}}^1$

素因数の和:15793

約数の個数: 48

約数和(自身を含む): 107244648

約数和(自身を除く): 64374728

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 15761, 31522, 63044, 78805, 126088, 157610, 252176, 267937, 315220, 504352, 535874, 630440, 1071748, 1260880, 1339685, 2143496, 2521760, 2679370, 4286992, 5358740, 8573984, 10717480, 21434960, 42869920]

約数ペア:

[(1, 42869920), (2, 21434960), (4, 10717480), (5, 8573984), (8, 5358740), (10, 4286992), (16, 2679370), (17, 2521760), (20, 2143496), (32, 1339685), (34, 1260880), (40, 1071748), (68, 630440), (80, 535874), (85, 504352), (136, 315220), (160, 267937), (170, 252176), (272, 157610), (340, 126088), (544, 78805), (680, 63044), (1360, 31522), (2720, 15761)]