7181240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{859}}^1$

素因数の和:900

約数の個数: 64

約数和(自身を含む): 18576000

約数和(自身を除く): 11394760

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 859, 1045, 1672, 1718, 2090, 3436, 4180, 4295, 6872, 8360, 8590, 9449, 16321, 17180, 18898, 32642, 34360, 37796, 47245, 65284, 75592, 81605, 94490, 130568, 163210, 179531, 188980, 326420, 359062, 377960, 652840, 718124, 897655, 1436248, 1795310, 3590620, 7181240]

約数ペア:

[(1, 7181240), (2, 3590620), (4, 1795310), (5, 1436248), (8, 897655), (10, 718124), (11, 652840), (19, 377960), (20, 359062), (22, 326420), (38, 188980), (40, 179531), (44, 163210), (55, 130568), (76, 94490), (88, 81605), (95, 75592), (110, 65284), (152, 47245), (190, 37796), (209, 34360), (220, 32642), (380, 18898), (418, 17180), (440, 16321), (760, 9449), (836, 8590), (859, 8360), (1045, 6872), (1672, 4295), (1718, 4180), (2090, 3436)]