2023340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{541}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 4917024

約数和(自身を除く): 2893684

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 541, 748, 935, 1082, 1870, 2164, 2705, 3740, 5410, 5951, 9197, 10820, 11902, 18394, 23804, 29755, 36788, 45985, 59510, 91970, 101167, 119020, 183940, 202334, 404668, 505835, 1011670, 2023340]

約数ペア:

[(1, 2023340), (2, 1011670), (4, 505835), (5, 404668), (10, 202334), (11, 183940), (17, 119020), (20, 101167), (22, 91970), (34, 59510), (44, 45985), (55, 36788), (68, 29755), (85, 23804), (110, 18394), (170, 11902), (187, 10820), (220, 9197), (340, 5951), (374, 5410), (541, 3740), (748, 2705), (935, 2164), (1082, 1870)]