42171490

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{293}}^1\times {\mathrm{389}}^1$

素因数の和:726

約数の個数: 32

約数和(自身を含む): 78427440

約数和(自身を除く): 36255950

約数列:

[1, 2, 5, 10, 37, 74, 185, 293, 370, 389, 586, 778, 1465, 1945, 2930, 3890, 10841, 14393, 21682, 28786, 54205, 71965, 108410, 113977, 143930, 227954, 569885, 1139770, 4217149, 8434298, 21085745, 42171490]

約数ペア:

[(1, 42171490), (2, 21085745), (5, 8434298), (10, 4217149), (37, 1139770), (74, 569885), (185, 227954), (293, 143930), (370, 113977), (389, 108410), (586, 71965), (778, 54205), (1465, 28786), (1945, 21682), (2930, 14393), (3890, 10841)]