1284757420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2215099}}^1$

素因数の和:2215137

約数の個数: 24

約数和(自身を含む): 2791026000

約数和(自身を除く): 1506268580

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 2215099, 4430198, 8860396, 11075495, 22150990, 44301980, 64237871, 128475742, 256951484, 321189355, 642378710, 1284757420]

約数ペア:

[(1, 1284757420), (2, 642378710), (4, 321189355), (5, 256951484), (10, 128475742), (20, 64237871), (29, 44301980), (58, 22150990), (116, 11075495), (145, 8860396), (290, 4430198), (580, 2215099)]