622960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{599}}^1$

素因数の和:625

約数の個数: 40

約数和(自身を含む): 1562400

約数和(自身を除く): 939440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 599, 1040, 1198, 2396, 2995, 4792, 5990, 7787, 9584, 11980, 15574, 23960, 31148, 38935, 47920, 62296, 77870, 124592, 155740, 311480, 622960]

約数ペア:

[(1, 622960), (2, 311480), (4, 155740), (5, 124592), (8, 77870), (10, 62296), (13, 47920), (16, 38935), (20, 31148), (26, 23960), (40, 15574), (52, 11980), (65, 9584), (80, 7787), (104, 5990), (130, 4792), (208, 2995), (260, 2396), (520, 1198), (599, 1040)]