41338240

素因数分解:

$2^7\times 5^1\times {\mathrm{64591}}^1$

素因数の和:64610

約数の個数: 32

約数和(自身を含む): 98825760

約数和(自身を除く): 57487520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 64591, 129182, 258364, 322955, 516728, 645910, 1033456, 1291820, 2066912, 2583640, 4133824, 5167280, 8267648, 10334560, 20669120, 41338240]

約数ペア:

[(1, 41338240), (2, 20669120), (4, 10334560), (5, 8267648), (8, 5167280), (10, 4133824), (16, 2583640), (20, 2066912), (32, 1291820), (40, 1033456), (64, 645910), (80, 516728), (128, 322955), (160, 258364), (320, 129182), (640, 64591)]