748660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:144

約数の個数: 48

約数和(自身を含む): 1778112

約数和(自身を除く): 1029452

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 83, 110, 164, 166, 205, 220, 332, 410, 415, 451, 820, 830, 902, 913, 1660, 1804, 1826, 2255, 3403, 3652, 4510, 4565, 6806, 9020, 9130, 13612, 17015, 18260, 34030, 37433, 68060, 74866, 149732, 187165, 374330, 748660]

約数ペア:

[(1, 748660), (2, 374330), (4, 187165), (5, 149732), (10, 74866), (11, 68060), (20, 37433), (22, 34030), (41, 18260), (44, 17015), (55, 13612), (82, 9130), (83, 9020), (110, 6806), (164, 4565), (166, 4510), (205, 3652), (220, 3403), (332, 2255), (410, 1826), (415, 1804), (451, 1660), (820, 913), (830, 902)]