1684840

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{577}}^1$

素因数の和:661

約数の個数: 32

約数和(自身を含む): 3849480

約数和(自身を除く): 2164640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 577, 584, 730, 1154, 1460, 2308, 2885, 2920, 4616, 5770, 11540, 23080, 42121, 84242, 168484, 210605, 336968, 421210, 842420, 1684840]

約数ペア:

[(1, 1684840), (2, 842420), (4, 421210), (5, 336968), (8, 210605), (10, 168484), (20, 84242), (40, 42121), (73, 23080), (146, 11540), (292, 5770), (365, 4616), (577, 2920), (584, 2885), (730, 2308), (1154, 1460)]