31037920

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11411}}^1$

素因数の和:11443

約数の個数: 48

約数和(自身を含む): 77647248

約数和(自身を除く): 46609328

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, 11411, 22822, 45644, 57055, 91288, 114110, 182576, 193987, 228220, 365152, 387974, 456440, 775948, 912880, 969935, 1551896, 1825760, 1939870, 3103792, 3879740, 6207584, 7759480, 15518960, 31037920]

約数ペア:

[(1, 31037920), (2, 15518960), (4, 7759480), (5, 6207584), (8, 3879740), (10, 3103792), (16, 1939870), (17, 1825760), (20, 1551896), (32, 969935), (34, 912880), (40, 775948), (68, 456440), (80, 387974), (85, 365152), (136, 228220), (160, 193987), (170, 182576), (272, 114110), (340, 91288), (544, 57055), (680, 45644), (1360, 22822), (2720, 11411)]