2800890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31121}}^1$

素因数の和:31134

約数の個数: 24

約数和(自身を含む): 7282548

約数和(自身を除く): 4481658

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 31121, 62242, 93363, 155605, 186726, 280089, 311210, 466815, 560178, 933630, 1400445, 2800890]

約数ペア:

[(1, 2800890), (2, 1400445), (3, 933630), (5, 560178), (6, 466815), (9, 311210), (10, 280089), (15, 186726), (18, 155605), (30, 93363), (45, 62242), (90, 31121)]