1004089480

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{248537}}^1$

素因数の和:248649

約数の個数: 32

約数和(自身を含む): 2281578840

約数和(自身を除く): 1277489360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 248537, 497074, 994148, 1242685, 1988296, 2485370, 4970740, 9941480, 25102237, 50204474, 100408948, 125511185, 200817896, 251022370, 502044740, 1004089480]

約数ペア:

[(1, 1004089480), (2, 502044740), (4, 251022370), (5, 200817896), (8, 125511185), (10, 100408948), (20, 50204474), (40, 25102237), (101, 9941480), (202, 4970740), (404, 2485370), (505, 1988296), (808, 1242685), (1010, 994148), (2020, 497074), (4040, 248537)]