29760280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{283}}^1$

素因数の和:544

約数の個数: 64

約数和(自身を含む): 73612800

約数和(自身を除く): 43852520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 239, 283, 440, 478, 566, 956, 1132, 1195, 1415, 1912, 2264, 2390, 2629, 2830, 3113, 4780, 5258, 5660, 6226, 9560, 10516, 11320, 12452, 13145, 15565, 21032, 24904, 26290, 31130, 52580, 62260, 67637, 105160, 124520, 135274, 270548, 338185, 541096, 676370, 744007, 1352740, 1488014, 2705480, 2976028, 3720035, 5952056, 7440070, 14880140, 29760280]

約数ペア:

[(1, 29760280), (2, 14880140), (4, 7440070), (5, 5952056), (8, 3720035), (10, 2976028), (11, 2705480), (20, 1488014), (22, 1352740), (40, 744007), (44, 676370), (55, 541096), (88, 338185), (110, 270548), (220, 135274), (239, 124520), (283, 105160), (440, 67637), (478, 62260), (566, 52580), (956, 31130), (1132, 26290), (1195, 24904), (1415, 21032), (1912, 15565), (2264, 13145), (2390, 12452), (2629, 11320), (2830, 10516), (3113, 9560), (4780, 6226), (5258, 5660)]