199420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1$

素因数の和:94

約数の個数: 36

約数和(自身を含む): 461160

約数和(自身を除く): 261740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 59, 65, 118, 130, 169, 236, 260, 295, 338, 590, 676, 767, 845, 1180, 1534, 1690, 3068, 3380, 3835, 7670, 9971, 15340, 19942, 39884, 49855, 99710, 199420]

約数ペア:

[(1, 199420), (2, 99710), (4, 49855), (5, 39884), (10, 19942), (13, 15340), (20, 9971), (26, 7670), (52, 3835), (59, 3380), (65, 3068), (118, 1690), (130, 1534), (169, 1180), (236, 845), (260, 767), (295, 676), (338, 590)]