628390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1$

素因数の和:252

約数の個数: 32

約数和(自身を含む): 1327104

約数和(自身を除く): 698714

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 191, 235, 329, 382, 470, 658, 955, 1337, 1645, 1910, 2674, 3290, 6685, 8977, 13370, 17954, 44885, 62839, 89770, 125678, 314195, 628390]

約数ペア:

[(1, 628390), (2, 314195), (5, 125678), (7, 89770), (10, 62839), (14, 44885), (35, 17954), (47, 13370), (70, 8977), (94, 6685), (191, 3290), (235, 2674), (329, 1910), (382, 1645), (470, 1337), (658, 955)]