66388020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{26987}}^1$

素因数の和:27040

約数の個数: 48

約数和(自身を含む): 190427328

約数和(自身を除く): 124039308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 26987, 53974, 80961, 107948, 134935, 161922, 269870, 323844, 404805, 539740, 809610, 1106467, 1619220, 2212934, 3319401, 4425868, 5532335, 6638802, 11064670, 13277604, 16597005, 22129340, 33194010, 66388020]

約数ペア:

[(1, 66388020), (2, 33194010), (3, 22129340), (4, 16597005), (5, 13277604), (6, 11064670), (10, 6638802), (12, 5532335), (15, 4425868), (20, 3319401), (30, 2212934), (41, 1619220), (60, 1106467), (82, 809610), (123, 539740), (164, 404805), (205, 323844), (246, 269870), (410, 161922), (492, 134935), (615, 107948), (820, 80961), (1230, 53974), (2460, 26987)]