11903980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{4919}}^1$

素因数の和:4950

約数の個数: 36

約数和(自身を含む): 27483120

約数和(自身を除く): 15579140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 4919, 9838, 19676, 24595, 49190, 54109, 98380, 108218, 216436, 270545, 541090, 595199, 1082180, 1190398, 2380796, 2975995, 5951990, 11903980]

約数ペア:

[(1, 11903980), (2, 5951990), (4, 2975995), (5, 2380796), (10, 1190398), (11, 1082180), (20, 595199), (22, 541090), (44, 270545), (55, 216436), (110, 108218), (121, 98380), (220, 54109), (242, 49190), (484, 24595), (605, 19676), (1210, 9838), (2420, 4919)]