72863780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{30109}}^1$

素因数の和:30140

約数の個数: 36

約数和(自身を含む): 168194460

約数和(自身を除く): 95330680

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 30109, 60218, 120436, 150545, 301090, 331199, 602180, 662398, 1324796, 1655995, 3311990, 3643189, 6623980, 7286378, 14572756, 18215945, 36431890, 72863780]

約数ペア:

[(1, 72863780), (2, 36431890), (4, 18215945), (5, 14572756), (10, 7286378), (11, 6623980), (20, 3643189), (22, 3311990), (44, 1655995), (55, 1324796), (110, 662398), (121, 602180), (220, 331199), (242, 301090), (484, 150545), (605, 120436), (1210, 60218), (2420, 30109)]