115389640

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{919}}^1$

素因数の和:1046

約数の個数: 64

約数和(自身を含む): 269596800

約数和(自身を除く): 154207160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 73, 86, 146, 172, 215, 292, 344, 365, 430, 584, 730, 860, 919, 1460, 1720, 1838, 2920, 3139, 3676, 4595, 6278, 7352, 9190, 12556, 15695, 18380, 25112, 31390, 36760, 39517, 62780, 67087, 79034, 125560, 134174, 158068, 197585, 268348, 316136, 335435, 395170, 536696, 670870, 790340, 1341740, 1580680, 2683480, 2884741, 5769482, 11538964, 14423705, 23077928, 28847410, 57694820, 115389640]

約数ペア:

[(1, 115389640), (2, 57694820), (4, 28847410), (5, 23077928), (8, 14423705), (10, 11538964), (20, 5769482), (40, 2884741), (43, 2683480), (73, 1580680), (86, 1341740), (146, 790340), (172, 670870), (215, 536696), (292, 395170), (344, 335435), (365, 316136), (430, 268348), (584, 197585), (730, 158068), (860, 134174), (919, 125560), (1460, 79034), (1720, 67087), (1838, 62780), (2920, 39517), (3139, 36760), (3676, 31390), (4595, 25112), (6278, 18380), (7352, 15695), (9190, 12556)]