383306680

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{258991}}^1$

素因数の和:259039

約数の個数: 32

約数和(自身を含む): 885752640

約数和(自身を除く): 502445960

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 258991, 517982, 1035964, 1294955, 2071928, 2589910, 5179820, 9582667, 10359640, 19165334, 38330668, 47913335, 76661336, 95826670, 191653340, 383306680]

約数ペア:

[(1, 383306680), (2, 191653340), (4, 95826670), (5, 76661336), (8, 47913335), (10, 38330668), (20, 19165334), (37, 10359640), (40, 9582667), (74, 5179820), (148, 2589910), (185, 2071928), (296, 1294955), (370, 1035964), (740, 517982), (1480, 258991)]