889169720

素因数分解:

$2^3\times 5^1\times {\mathrm{941}}^1\times {\mathrm{23623}}^1$

素因数の和:24575

約数の個数: 32

約数和(自身を含む): 2002842720

約数和(自身を除く): 1113673000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 941, 1882, 3764, 4705, 7528, 9410, 18820, 23623, 37640, 47246, 94492, 118115, 188984, 236230, 472460, 944920, 22229243, 44458486, 88916972, 111146215, 177833944, 222292430, 444584860, 889169720]

約数ペア:

[(1, 889169720), (2, 444584860), (4, 222292430), (5, 177833944), (8, 111146215), (10, 88916972), (20, 44458486), (40, 22229243), (941, 944920), (1882, 472460), (3764, 236230), (4705, 188984), (7528, 118115), (9410, 94492), (18820, 47246), (23623, 37640)]