7880059660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{251}}^1\times {\mathrm{12973}}^1$

素因数の和:13255

約数の個数: 72

約数和(自身を含む): 18263136528

約数和(自身を除く): 10383076868

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 251, 484, 502, 605, 1004, 1210, 1255, 2420, 2510, 2761, 5020, 5522, 11044, 12973, 13805, 25946, 27610, 30371, 51892, 55220, 60742, 64865, 121484, 129730, 142703, 151855, 259460, 285406, 303710, 570812, 607420, 713515, 1427030, 1569733, 2854060, 3139466, 3256223, 6278932, 6512446, 7848665, 13024892, 15697330, 16281115, 31394660, 32562230, 35818453, 65124460, 71636906, 143273812, 179092265, 358184530, 394002983, 716369060, 788005966, 1576011932, 1970014915, 3940029830, 7880059660]

約数ペア:

[(1, 7880059660), (2, 3940029830), (4, 1970014915), (5, 1576011932), (10, 788005966), (11, 716369060), (20, 394002983), (22, 358184530), (44, 179092265), (55, 143273812), (110, 71636906), (121, 65124460), (220, 35818453), (242, 32562230), (251, 31394660), (484, 16281115), (502, 15697330), (605, 13024892), (1004, 7848665), (1210, 6512446), (1255, 6278932), (2420, 3256223), (2510, 3139466), (2761, 2854060), (5020, 1569733), (5522, 1427030), (11044, 713515), (12973, 607420), (13805, 570812), (25946, 303710), (27610, 285406), (30371, 259460), (51892, 151855), (55220, 142703), (60742, 129730), (64865, 121484)]