1910120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^2$

素因数の和:134

約数の個数: 48

約数和(自身を含む): 4638060

約数和(自身を除く): 2727940

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 53, 68, 85, 106, 136, 170, 212, 265, 340, 424, 530, 680, 901, 1060, 1802, 2120, 2809, 3604, 4505, 5618, 7208, 9010, 11236, 14045, 18020, 22472, 28090, 36040, 47753, 56180, 95506, 112360, 191012, 238765, 382024, 477530, 955060, 1910120]

約数ペア:

[(1, 1910120), (2, 955060), (4, 477530), (5, 382024), (8, 238765), (10, 191012), (17, 112360), (20, 95506), (34, 56180), (40, 47753), (53, 36040), (68, 28090), (85, 22472), (106, 18020), (136, 14045), (170, 11236), (212, 9010), (265, 7208), (340, 5618), (424, 4505), (530, 3604), (680, 2809), (901, 2120), (1060, 1802)]