26221960

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{271}}^1$

素因数の和:382

約数の個数: 64

約数和(自身を含む): 61689600

約数和(自身を除く): 35467640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 59, 82, 118, 164, 205, 236, 271, 295, 328, 410, 472, 542, 590, 820, 1084, 1180, 1355, 1640, 2168, 2360, 2419, 2710, 4838, 5420, 9676, 10840, 11111, 12095, 15989, 19352, 22222, 24190, 31978, 44444, 48380, 55555, 63956, 79945, 88888, 96760, 111110, 127912, 159890, 222220, 319780, 444440, 639560, 655549, 1311098, 2622196, 3277745, 5244392, 6555490, 13110980, 26221960]

約数ペア:

[(1, 26221960), (2, 13110980), (4, 6555490), (5, 5244392), (8, 3277745), (10, 2622196), (20, 1311098), (40, 655549), (41, 639560), (59, 444440), (82, 319780), (118, 222220), (164, 159890), (205, 127912), (236, 111110), (271, 96760), (295, 88888), (328, 79945), (410, 63956), (472, 55555), (542, 48380), (590, 44444), (820, 31978), (1084, 24190), (1180, 22222), (1355, 19352), (1640, 15989), (2168, 12095), (2360, 11111), (2419, 10840), (2710, 9676), (4838, 5420)]