2143142020

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{283}}^1\times {\mathrm{4793}}^1$

素因数の和:5164

約数の個数: 48

約数和(自身を含む): 4574626560

約数和(自身を除く): 2431484540

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 283, 316, 395, 566, 790, 1132, 1415, 1580, 2830, 4793, 5660, 9586, 19172, 22357, 23965, 44714, 47930, 89428, 95860, 111785, 223570, 378647, 447140, 757294, 1356419, 1514588, 1893235, 2712838, 3786470, 5425676, 6782095, 7572940, 13564190, 27128380, 107157101, 214314202, 428628404, 535785505, 1071571010, 2143142020]

約数ペア:

[(1, 2143142020), (2, 1071571010), (4, 535785505), (5, 428628404), (10, 214314202), (20, 107157101), (79, 27128380), (158, 13564190), (283, 7572940), (316, 6782095), (395, 5425676), (566, 3786470), (790, 2712838), (1132, 1893235), (1415, 1514588), (1580, 1356419), (2830, 757294), (4793, 447140), (5660, 378647), (9586, 223570), (19172, 111785), (22357, 95860), (23965, 89428), (44714, 47930)]