210384580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1502747}}^1$

素因数の和:1502763

約数の個数: 24

約数和(自身を含む): 504923328

約数和(自身を除く): 294538748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1502747, 3005494, 6010988, 7513735, 10519229, 15027470, 21038458, 30054940, 42076916, 52596145, 105192290, 210384580]

約数ペア:

[(1, 210384580), (2, 105192290), (4, 52596145), (5, 42076916), (7, 30054940), (10, 21038458), (14, 15027470), (20, 10519229), (28, 7513735), (35, 6010988), (70, 3005494), (140, 1502747)]