8706940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2083}}^1$

素因数の和:2122

約数の個数: 48

約数和(自身を含む): 21006720

約数和(自身を除く): 12299780

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2083, 2090, 4166, 4180, 8332, 10415, 20830, 22913, 39577, 41660, 45826, 79154, 91652, 114565, 158308, 197885, 229130, 395770, 435347, 458260, 791540, 870694, 1741388, 2176735, 4353470, 8706940]

約数ペア:

[(1, 8706940), (2, 4353470), (4, 2176735), (5, 1741388), (10, 870694), (11, 791540), (19, 458260), (20, 435347), (22, 395770), (38, 229130), (44, 197885), (55, 158308), (76, 114565), (95, 91652), (110, 79154), (190, 45826), (209, 41660), (220, 39577), (380, 22913), (418, 20830), (836, 10415), (1045, 8332), (2083, 4180), (2090, 4166)]