2660600

素因数分解:

$2^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{251}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 6327720

約数和(自身を除く): 3667120

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 53, 100, 106, 200, 212, 251, 265, 424, 502, 530, 1004, 1060, 1255, 1325, 2008, 2120, 2510, 2650, 5020, 5300, 6275, 10040, 10600, 12550, 13303, 25100, 26606, 50200, 53212, 66515, 106424, 133030, 266060, 332575, 532120, 665150, 1330300, 2660600]

約数ペア:

[(1, 2660600), (2, 1330300), (4, 665150), (5, 532120), (8, 332575), (10, 266060), (20, 133030), (25, 106424), (40, 66515), (50, 53212), (53, 50200), (100, 26606), (106, 25100), (200, 13303), (212, 12550), (251, 10600), (265, 10040), (424, 6275), (502, 5300), (530, 5020), (1004, 2650), (1060, 2510), (1255, 2120), (1325, 2008)]