392960720

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{132757}}^1$

素因数の和:132807

約数の個数: 40

約数和(自身を含む): 938333544

約数和(自身を除く): 545372824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 132757, 265514, 531028, 663785, 1062056, 1327570, 2124112, 2655140, 4912009, 5310280, 9824018, 10620560, 19648036, 24560045, 39296072, 49120090, 78592144, 98240180, 196480360, 392960720]

約数ペア:

[(1, 392960720), (2, 196480360), (4, 98240180), (5, 78592144), (8, 49120090), (10, 39296072), (16, 24560045), (20, 19648036), (37, 10620560), (40, 9824018), (74, 5310280), (80, 4912009), (148, 2655140), (185, 2124112), (296, 1327570), (370, 1062056), (592, 663785), (740, 531028), (1480, 265514), (2960, 132757)]