39117920

素因数分解:

$2^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2243}}^1$

素因数の和:2367

約数の個数: 48

約数和(自身を含む): 93305520

約数和(自身を除く): 54187600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 109, 160, 218, 436, 545, 872, 1090, 1744, 2180, 2243, 3488, 4360, 4486, 8720, 8972, 11215, 17440, 17944, 22430, 35888, 44860, 71776, 89720, 179440, 244487, 358880, 488974, 977948, 1222435, 1955896, 2444870, 3911792, 4889740, 7823584, 9779480, 19558960, 39117920]

約数ペア:

[(1, 39117920), (2, 19558960), (4, 9779480), (5, 7823584), (8, 4889740), (10, 3911792), (16, 2444870), (20, 1955896), (32, 1222435), (40, 977948), (80, 488974), (109, 358880), (160, 244487), (218, 179440), (436, 89720), (545, 71776), (872, 44860), (1090, 35888), (1744, 22430), (2180, 17944), (2243, 17440), (3488, 11215), (4360, 8972), (4486, 8720)]