713582680

素因数分解:

$2^3\times 5^1\times {\mathrm{811}}^1\times {\mathrm{21997}}^1$

素因数の和:22819

約数の個数: 32

約数和(自身を含む): 1607613840

約数和(自身を除く): 894031160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 811, 1622, 3244, 4055, 6488, 8110, 16220, 21997, 32440, 43994, 87988, 109985, 175976, 219970, 439940, 879880, 17839567, 35679134, 71358268, 89197835, 142716536, 178395670, 356791340, 713582680]

約数ペア:

[(1, 713582680), (2, 356791340), (4, 178395670), (5, 142716536), (8, 89197835), (10, 71358268), (20, 35679134), (40, 17839567), (811, 879880), (1622, 439940), (3244, 219970), (4055, 175976), (6488, 109985), (8110, 87988), (16220, 43994), (21997, 32440)]