30909260

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{283}}^1$

素因数の和:462

約数の個数: 48

約数和(自身を含む): 67178496

約数和(自身を除く): 36269236

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 127, 172, 215, 254, 283, 430, 508, 566, 635, 860, 1132, 1270, 1415, 2540, 2830, 5461, 5660, 10922, 12169, 21844, 24338, 27305, 35941, 48676, 54610, 60845, 71882, 109220, 121690, 143764, 179705, 243380, 359410, 718820, 1545463, 3090926, 6181852, 7727315, 15454630, 30909260]

約数ペア:

[(1, 30909260), (2, 15454630), (4, 7727315), (5, 6181852), (10, 3090926), (20, 1545463), (43, 718820), (86, 359410), (127, 243380), (172, 179705), (215, 143764), (254, 121690), (283, 109220), (430, 71882), (508, 60845), (566, 54610), (635, 48676), (860, 35941), (1132, 27305), (1270, 24338), (1415, 21844), (2540, 12169), (2830, 10922), (5461, 5660)]