7392880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1$

素因数の和:326

約数の個数: 80

約数和(自身を含む): 19427328

約数和(自身を除く): 12034448

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 271, 310, 341, 440, 496, 542, 620, 682, 880, 1084, 1240, 1355, 1364, 1705, 2168, 2480, 2710, 2728, 2981, 3410, 4336, 5420, 5456, 5962, 6820, 8401, 10840, 11924, 13640, 14905, 16802, 21680, 23848, 27280, 29810, 33604, 42005, 47696, 59620, 67208, 84010, 92411, 119240, 134416, 168020, 184822, 238480, 336040, 369644, 462055, 672080, 739288, 924110, 1478576, 1848220, 3696440, 7392880]

約数ペア:

[(1, 7392880), (2, 3696440), (4, 1848220), (5, 1478576), (8, 924110), (10, 739288), (11, 672080), (16, 462055), (20, 369644), (22, 336040), (31, 238480), (40, 184822), (44, 168020), (55, 134416), (62, 119240), (80, 92411), (88, 84010), (110, 67208), (124, 59620), (155, 47696), (176, 42005), (220, 33604), (248, 29810), (271, 27280), (310, 23848), (341, 21680), (440, 16802), (496, 14905), (542, 13640), (620, 11924), (682, 10840), (880, 8401), (1084, 6820), (1240, 5962), (1355, 5456), (1364, 5420), (1705, 4336), (2168, 3410), (2480, 2981), (2710, 2728)]