2820235960

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{354301}}^1$

素因数の和:354511

約数の個数: 32

約数和(自身を含む): 6377436000

約数和(自身を除く): 3557200040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 3980, 7960, 354301, 708602, 1417204, 1771505, 2834408, 3543010, 7086020, 14172040, 70505899, 141011798, 282023596, 352529495, 564047192, 705058990, 1410117980, 2820235960]

約数ペア:

[(1, 2820235960), (2, 1410117980), (4, 705058990), (5, 564047192), (8, 352529495), (10, 282023596), (20, 141011798), (40, 70505899), (199, 14172040), (398, 7086020), (796, 3543010), (995, 2834408), (1592, 1771505), (1990, 1417204), (3980, 708602), (7960, 354301)]