201693560

素因数分解:

$2^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{20089}}^1$

素因数の和:20351

約数の個数: 32

約数和(自身を含む): 455641200

約数和(自身を除く): 253947640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 251, 502, 1004, 1255, 2008, 2510, 5020, 10040, 20089, 40178, 80356, 100445, 160712, 200890, 401780, 803560, 5042339, 10084678, 20169356, 25211695, 40338712, 50423390, 100846780, 201693560]

約数ペア:

[(1, 201693560), (2, 100846780), (4, 50423390), (5, 40338712), (8, 25211695), (10, 20169356), (20, 10084678), (40, 5042339), (251, 803560), (502, 401780), (1004, 200890), (1255, 160712), (2008, 100445), (2510, 80356), (5020, 40178), (10040, 20089)]