6630280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5347}}^1$

素因数の和:5389

約数の個数: 32

約数和(自身を含む): 15402240

約数和(自身を除く): 8771960

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 5347, 10694, 21388, 26735, 42776, 53470, 106940, 165757, 213880, 331514, 663028, 828785, 1326056, 1657570, 3315140, 6630280]

約数ペア:

[(1, 6630280), (2, 3315140), (4, 1657570), (5, 1326056), (8, 828785), (10, 663028), (20, 331514), (31, 213880), (40, 165757), (62, 106940), (124, 53470), (155, 42776), (248, 26735), (310, 21388), (620, 10694), (1240, 5347)]