67804220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{991}}^1$

素因数の和:1322

約数の個数: 48

約数和(自身を含む): 155990016

約数和(自身を除く): 88185796

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 311, 622, 991, 1244, 1555, 1982, 3110, 3421, 3964, 4955, 6220, 6842, 9910, 10901, 13684, 17105, 19820, 21802, 34210, 43604, 54505, 68420, 109010, 218020, 308201, 616402, 1232804, 1541005, 3082010, 3390211, 6164020, 6780422, 13560844, 16951055, 33902110, 67804220]

約数ペア:

[(1, 67804220), (2, 33902110), (4, 16951055), (5, 13560844), (10, 6780422), (11, 6164020), (20, 3390211), (22, 3082010), (44, 1541005), (55, 1232804), (110, 616402), (220, 308201), (311, 218020), (622, 109010), (991, 68420), (1244, 54505), (1555, 43604), (1982, 34210), (3110, 21802), (3421, 19820), (3964, 17105), (4955, 13684), (6220, 10901), (6842, 9910)]