8190820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1201}}^1$

素因数の和:1252

約数の個数: 48

約数和(自身を含む): 19385856

約数和(自身を除く): 11195036

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1201, 1364, 1705, 2402, 3410, 4804, 6005, 6820, 12010, 13211, 24020, 26422, 37231, 52844, 66055, 74462, 132110, 148924, 186155, 264220, 372310, 409541, 744620, 819082, 1638164, 2047705, 4095410, 8190820]

約数ペア:

[(1, 8190820), (2, 4095410), (4, 2047705), (5, 1638164), (10, 819082), (11, 744620), (20, 409541), (22, 372310), (31, 264220), (44, 186155), (55, 148924), (62, 132110), (110, 74462), (124, 66055), (155, 52844), (220, 37231), (310, 26422), (341, 24020), (620, 13211), (682, 12010), (1201, 6820), (1364, 6005), (1705, 4804), (2402, 3410)]