13506323720

素因数分解:

$2^3\times 5^1\times {\mathrm{9431}}^1\times {\mathrm{35803}}^1$

素因数の和:45245

約数の個数: 32

約数和(自身を含む): 30393299520

約数和(自身を除く): 16886975800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 9431, 18862, 35803, 37724, 47155, 71606, 75448, 94310, 143212, 179015, 188620, 286424, 358030, 377240, 716060, 1432120, 337658093, 675316186, 1350632372, 1688290465, 2701264744, 3376580930, 6753161860, 13506323720]

約数ペア:

[(1, 13506323720), (2, 6753161860), (4, 3376580930), (5, 2701264744), (8, 1688290465), (10, 1350632372), (20, 675316186), (40, 337658093), (9431, 1432120), (18862, 716060), (35803, 377240), (37724, 358030), (47155, 286424), (71606, 188620), (75448, 179015), (94310, 143212)]