126936820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{283}}^1\times {\mathrm{547}}^1$

素因数の和:880

約数の個数: 48

約数和(自身を含む): 274534848

約数和(自身を除く): 147598028

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 283, 410, 547, 566, 820, 1094, 1132, 1415, 2188, 2735, 2830, 5470, 5660, 10940, 11603, 22427, 23206, 44854, 46412, 58015, 89708, 112135, 116030, 154801, 224270, 232060, 309602, 448540, 619204, 774005, 1548010, 3096020, 6346841, 12693682, 25387364, 31734205, 63468410, 126936820]

約数ペア:

[(1, 126936820), (2, 63468410), (4, 31734205), (5, 25387364), (10, 12693682), (20, 6346841), (41, 3096020), (82, 1548010), (164, 774005), (205, 619204), (283, 448540), (410, 309602), (547, 232060), (566, 224270), (820, 154801), (1094, 116030), (1132, 112135), (1415, 89708), (2188, 58015), (2735, 46412), (2830, 44854), (5470, 23206), (5660, 22427), (10940, 11603)]