331327960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{487247}}^1$

素因数の和:487275

約数の個数: 32

約数和(自身を含む): 789341760

約数和(自身を除く): 458013800

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 487247, 974494, 1948988, 2436235, 3897976, 4872470, 8283199, 9744940, 16566398, 19489880, 33132796, 41415995, 66265592, 82831990, 165663980, 331327960]

約数ペア:

[(1, 331327960), (2, 165663980), (4, 82831990), (5, 66265592), (8, 41415995), (10, 33132796), (17, 19489880), (20, 16566398), (34, 9744940), (40, 8283199), (68, 4872470), (85, 3897976), (136, 2436235), (170, 1948988), (340, 974494), (680, 487247)]