22239800

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^2\times {\mathrm{919}}^1$

素因数の和:957

約数の個数: 72

約数和(自身を含む): 56897400

約数和(自身を除く): 34657600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 121, 200, 220, 242, 275, 440, 484, 550, 605, 919, 968, 1100, 1210, 1838, 2200, 2420, 3025, 3676, 4595, 4840, 6050, 7352, 9190, 10109, 12100, 18380, 20218, 22975, 24200, 36760, 40436, 45950, 50545, 80872, 91900, 101090, 111199, 183800, 202180, 222398, 252725, 404360, 444796, 505450, 555995, 889592, 1010900, 1111990, 2021800, 2223980, 2779975, 4447960, 5559950, 11119900, 22239800]

約数ペア:

[(1, 22239800), (2, 11119900), (4, 5559950), (5, 4447960), (8, 2779975), (10, 2223980), (11, 2021800), (20, 1111990), (22, 1010900), (25, 889592), (40, 555995), (44, 505450), (50, 444796), (55, 404360), (88, 252725), (100, 222398), (110, 202180), (121, 183800), (200, 111199), (220, 101090), (242, 91900), (275, 80872), (440, 50545), (484, 45950), (550, 40436), (605, 36760), (919, 24200), (968, 22975), (1100, 20218), (1210, 18380), (1838, 12100), (2200, 10109), (2420, 9190), (3025, 7352), (3676, 6050), (4595, 4840)]