403943980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{166919}}^1$

素因数の和:166950

約数の個数: 36

約数和(自身を含む): 932415120

約数和(自身を除く): 528471140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 166919, 333838, 667676, 834595, 1669190, 1836109, 3338380, 3672218, 7344436, 9180545, 18361090, 20197199, 36722180, 40394398, 80788796, 100985995, 201971990, 403943980]

約数ペア:

[(1, 403943980), (2, 201971990), (4, 100985995), (5, 80788796), (10, 40394398), (11, 36722180), (20, 20197199), (22, 18361090), (44, 9180545), (55, 7344436), (110, 3672218), (121, 3338380), (220, 1836109), (242, 1669190), (484, 834595), (605, 667676), (1210, 333838), (2420, 166919)]