43781020

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{191}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 94284288

約数和(自身を除く): 50503268

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 157, 191, 292, 314, 365, 382, 628, 730, 764, 785, 955, 1460, 1570, 1910, 3140, 3820, 11461, 13943, 22922, 27886, 29987, 45844, 55772, 57305, 59974, 69715, 114610, 119948, 139430, 149935, 229220, 278860, 299870, 599740, 2189051, 4378102, 8756204, 10945255, 21890510, 43781020]

約数ペア:

[(1, 43781020), (2, 21890510), (4, 10945255), (5, 8756204), (10, 4378102), (20, 2189051), (73, 599740), (146, 299870), (157, 278860), (191, 229220), (292, 149935), (314, 139430), (365, 119948), (382, 114610), (628, 69715), (730, 59974), (764, 57305), (785, 55772), (955, 45844), (1460, 29987), (1570, 27886), (1910, 22922), (3140, 13943), (3820, 11461)]