841978240

素因数分解:

$2^7\times 5^1\times {\mathrm{1315591}}^1$

素因数の和:1315610

約数の個数: 32

約数和(自身を含む): 2012855760

約数和(自身を除く): 1170877520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 1315591, 2631182, 5262364, 6577955, 10524728, 13155910, 21049456, 26311820, 42098912, 52623640, 84197824, 105247280, 168395648, 210494560, 420989120, 841978240]

約数ペア:

[(1, 841978240), (2, 420989120), (4, 210494560), (5, 168395648), (8, 105247280), (10, 84197824), (16, 52623640), (20, 42098912), (32, 26311820), (40, 21049456), (64, 13155910), (80, 10524728), (128, 6577955), (160, 5262364), (320, 2631182), (640, 1315591)]