9994480

素因数分解:

$2^4\times 5^1\times {\mathrm{271}}^1\times {\mathrm{461}}^1$

素因数の和:745

約数の個数: 40

約数和(自身を含む): 23373504

約数和(自身を除く): 13379024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 271, 461, 542, 922, 1084, 1355, 1844, 2168, 2305, 2710, 3688, 4336, 4610, 5420, 7376, 9220, 10840, 18440, 21680, 36880, 124931, 249862, 499724, 624655, 999448, 1249310, 1998896, 2498620, 4997240, 9994480]

約数ペア:

[(1, 9994480), (2, 4997240), (4, 2498620), (5, 1998896), (8, 1249310), (10, 999448), (16, 624655), (20, 499724), (40, 249862), (80, 124931), (271, 36880), (461, 21680), (542, 18440), (922, 10840), (1084, 9220), (1355, 7376), (1844, 5420), (2168, 4610), (2305, 4336), (2710, 3688)]