313804580

素因数分解:

$2^2\times 5^1\times {\mathrm{1171}}^1\times {\mathrm{13399}}^1$

素因数の和:14579

約数の個数: 24

約数和(自身を含む): 659601600

約数和(自身を除く): 345797020

約数列:

[1, 2, 4, 5, 10, 20, 1171, 2342, 4684, 5855, 11710, 13399, 23420, 26798, 53596, 66995, 133990, 267980, 15690229, 31380458, 62760916, 78451145, 156902290, 313804580]

約数ペア:

[(1, 313804580), (2, 156902290), (4, 78451145), (5, 62760916), (10, 31380458), (20, 15690229), (1171, 267980), (2342, 133990), (4684, 66995), (5855, 53596), (11710, 26798), (13399, 23420)]