16123820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1009}}^1$

素因数の和:1082

約数の個数: 48

約数和(自身を含む): 36650880

約数和(自身を除く): 20527060

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 47, 68, 85, 94, 170, 188, 235, 340, 470, 799, 940, 1009, 1598, 2018, 3196, 3995, 4036, 5045, 7990, 10090, 15980, 17153, 20180, 34306, 47423, 68612, 85765, 94846, 171530, 189692, 237115, 343060, 474230, 806191, 948460, 1612382, 3224764, 4030955, 8061910, 16123820]

約数ペア:

[(1, 16123820), (2, 8061910), (4, 4030955), (5, 3224764), (10, 1612382), (17, 948460), (20, 806191), (34, 474230), (47, 343060), (68, 237115), (85, 189692), (94, 171530), (170, 94846), (188, 85765), (235, 68612), (340, 47423), (470, 34306), (799, 20180), (940, 17153), (1009, 15980), (1598, 10090), (2018, 7990), (3196, 5045), (3995, 4036)]