205561230

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{978863}}^1$

素因数の和:978880

約数の個数: 32

約数和(自身を含む): 563825664

約数和(自身を除く): 358264434

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 978863, 1957726, 2936589, 4894315, 5873178, 6852041, 9788630, 13704082, 14682945, 20556123, 29365890, 34260205, 41112246, 68520410, 102780615, 205561230]

約数ペア:

[(1, 205561230), (2, 102780615), (3, 68520410), (5, 41112246), (6, 34260205), (7, 29365890), (10, 20556123), (14, 14682945), (15, 13704082), (21, 9788630), (30, 6852041), (35, 5873178), (42, 4894315), (70, 2936589), (105, 1957726), (210, 978863)]