19608180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{1163}}^1$

素因数の和:1456

約数の個数: 48

約数和(自身を含む): 55145664

約数和(自身を除く): 35537484

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 281, 562, 843, 1124, 1163, 1405, 1686, 2326, 2810, 3372, 3489, 4215, 4652, 5620, 5815, 6978, 8430, 11630, 13956, 16860, 17445, 23260, 34890, 69780, 326803, 653606, 980409, 1307212, 1634015, 1960818, 3268030, 3921636, 4902045, 6536060, 9804090, 19608180]

約数ペア:

[(1, 19608180), (2, 9804090), (3, 6536060), (4, 4902045), (5, 3921636), (6, 3268030), (10, 1960818), (12, 1634015), (15, 1307212), (20, 980409), (30, 653606), (60, 326803), (281, 69780), (562, 34890), (843, 23260), (1124, 17445), (1163, 16860), (1405, 13956), (1686, 11630), (2326, 8430), (2810, 6978), (3372, 5815), (3489, 5620), (4215, 4652)]