84399920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{8719}}^1$

素因数の和:8754

約数の個数: 60

約数和(自身を含む): 215715360

約数和(自身を除く): 131315440

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 880, 968, 1210, 1936, 2420, 4840, 8719, 9680, 17438, 34876, 43595, 69752, 87190, 95909, 139504, 174380, 191818, 348760, 383636, 479545, 697520, 767272, 959090, 1054999, 1534544, 1918180, 2109998, 3836360, 4219996, 5274995, 7672720, 8439992, 10549990, 16879984, 21099980, 42199960, 84399920]

約数ペア:

[(1, 84399920), (2, 42199960), (4, 21099980), (5, 16879984), (8, 10549990), (10, 8439992), (11, 7672720), (16, 5274995), (20, 4219996), (22, 3836360), (40, 2109998), (44, 1918180), (55, 1534544), (80, 1054999), (88, 959090), (110, 767272), (121, 697520), (176, 479545), (220, 383636), (242, 348760), (440, 191818), (484, 174380), (605, 139504), (880, 95909), (968, 87190), (1210, 69752), (1936, 43595), (2420, 34876), (4840, 17438), (8719, 9680)]