641430

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{7127}}^1$

素因数の和:7140

約数の個数: 24

約数和(自身を含む): 1667952

約数和(自身を除く): 1026522

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 7127, 14254, 21381, 35635, 42762, 64143, 71270, 106905, 128286, 213810, 320715, 641430]

約数ペア:

[(1, 641430), (2, 320715), (3, 213810), (5, 128286), (6, 106905), (9, 71270), (10, 64143), (15, 42762), (18, 35635), (30, 21381), (45, 14254), (90, 7127)]