1821390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{557}}^1$

素因数の和:676

約数の個数: 32

約数和(自身を含む): 4419360

約数和(自身を除く): 2597970

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 109, 218, 327, 545, 557, 654, 1090, 1114, 1635, 1671, 2785, 3270, 3342, 5570, 8355, 16710, 60713, 121426, 182139, 303565, 364278, 607130, 910695, 1821390]

約数ペア:

[(1, 1821390), (2, 910695), (3, 607130), (5, 364278), (6, 303565), (10, 182139), (15, 121426), (30, 60713), (109, 16710), (218, 8355), (327, 5570), (545, 3342), (557, 3270), (654, 2785), (1090, 1671), (1114, 1635)]