1547420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{1579}}^1$

素因数の和:1602

約数の個数: 36

約数和(自身を含む): 3782520

約数和(自身を除く): 2235100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 1579, 3158, 6316, 7895, 11053, 15790, 22106, 31580, 44212, 55265, 77371, 110530, 154742, 221060, 309484, 386855, 773710, 1547420]

約数ペア:

[(1, 1547420), (2, 773710), (4, 386855), (5, 309484), (7, 221060), (10, 154742), (14, 110530), (20, 77371), (28, 55265), (35, 44212), (49, 31580), (70, 22106), (98, 15790), (140, 11053), (196, 7895), (245, 6316), (490, 3158), (980, 1579)]