439790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1$

素因数の和:236

約数の個数: 32

約数和(自身を含む): 907200

約数和(自身を除く): 467410

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 199, 221, 398, 442, 995, 1105, 1990, 2210, 2587, 3383, 5174, 6766, 12935, 16915, 25870, 33830, 43979, 87958, 219895, 439790]

約数ペア:

[(1, 439790), (2, 219895), (5, 87958), (10, 43979), (13, 33830), (17, 25870), (26, 16915), (34, 12935), (65, 6766), (85, 5174), (130, 3383), (170, 2587), (199, 2210), (221, 1990), (398, 1105), (442, 995)]