57580340

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{433}}^1$

素因数の和:612

約数の個数: 48

約数和(自身を含む): 124314960

約数和(自身を除く): 66734620

約数列:

[1, 2, 4, 5, 10, 20, 61, 109, 122, 218, 244, 305, 433, 436, 545, 610, 866, 1090, 1220, 1732, 2165, 2180, 4330, 6649, 8660, 13298, 26413, 26596, 33245, 47197, 52826, 66490, 94394, 105652, 132065, 132980, 188788, 235985, 264130, 471970, 528260, 943940, 2879017, 5758034, 11516068, 14395085, 28790170, 57580340]

約数ペア:

[(1, 57580340), (2, 28790170), (4, 14395085), (5, 11516068), (10, 5758034), (20, 2879017), (61, 943940), (109, 528260), (122, 471970), (218, 264130), (244, 235985), (305, 188788), (433, 132980), (436, 132065), (545, 105652), (610, 94394), (866, 66490), (1090, 52826), (1220, 47197), (1732, 33245), (2165, 26596), (2180, 26413), (4330, 13298), (6649, 8660)]