451292020

素因数分解:

$2^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{68171}}^1$

素因数の和:68511

約数の個数: 24

約数和(自身を含む): 950590368

約数和(自身を除く): 499298348

約数列:

[1, 2, 4, 5, 10, 20, 331, 662, 1324, 1655, 3310, 6620, 68171, 136342, 272684, 340855, 681710, 1363420, 22564601, 45129202, 90258404, 112823005, 225646010, 451292020]

約数ペア:

[(1, 451292020), (2, 225646010), (4, 112823005), (5, 90258404), (10, 45129202), (20, 22564601), (331, 1363420), (662, 681710), (1324, 340855), (1655, 272684), (3310, 136342), (6620, 68171)]