62338820

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{419}}^1$

素因数の和:644

約数の個数: 48

約数和(自身を含む): 135051840

約数和(自身を除く): 72713020

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 173, 215, 346, 419, 430, 692, 838, 860, 865, 1676, 1730, 2095, 3460, 4190, 7439, 8380, 14878, 18017, 29756, 36034, 37195, 72068, 72487, 74390, 90085, 144974, 148780, 180170, 289948, 360340, 362435, 724870, 1449740, 3116941, 6233882, 12467764, 15584705, 31169410, 62338820]

約数ペア:

[(1, 62338820), (2, 31169410), (4, 15584705), (5, 12467764), (10, 6233882), (20, 3116941), (43, 1449740), (86, 724870), (172, 362435), (173, 360340), (215, 289948), (346, 180170), (419, 148780), (430, 144974), (692, 90085), (838, 74390), (860, 72487), (865, 72068), (1676, 37195), (1730, 36034), (2095, 29756), (3460, 18017), (4190, 14878), (7439, 8380)]