26861560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1489}}^1$

素因数の和:1552

約数の個数: 64

約数和(自身を含む): 67586400

約数和(自身を除く): 40724840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 820, 902, 1489, 1640, 1804, 2255, 2978, 3608, 4510, 5956, 7445, 9020, 11912, 14890, 16379, 18040, 29780, 32758, 59560, 61049, 65516, 81895, 122098, 131032, 163790, 244196, 305245, 327580, 488392, 610490, 655160, 671539, 1220980, 1343078, 2441960, 2686156, 3357695, 5372312, 6715390, 13430780, 26861560]

約数ペア:

[(1, 26861560), (2, 13430780), (4, 6715390), (5, 5372312), (8, 3357695), (10, 2686156), (11, 2441960), (20, 1343078), (22, 1220980), (40, 671539), (41, 655160), (44, 610490), (55, 488392), (82, 327580), (88, 305245), (110, 244196), (164, 163790), (205, 131032), (220, 122098), (328, 81895), (410, 65516), (440, 61049), (451, 59560), (820, 32758), (902, 29780), (1489, 18040), (1640, 16379), (1804, 14890), (2255, 11912), (2978, 9020), (3608, 7445), (4510, 5956)]