520802440

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{3023}}^1$

素因数の和:3166

約数の個数: 64

約数和(自身を含む): 1208390400

約数和(自身を除く): 687587960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 73, 118, 146, 236, 292, 295, 365, 472, 584, 590, 730, 1180, 1460, 2360, 2920, 3023, 4307, 6046, 8614, 12092, 15115, 17228, 21535, 24184, 30230, 34456, 43070, 60460, 86140, 120920, 172280, 178357, 220679, 356714, 441358, 713428, 882716, 891785, 1103395, 1426856, 1765432, 1783570, 2206790, 3567140, 4413580, 7134280, 8827160, 13020061, 26040122, 52080244, 65100305, 104160488, 130200610, 260401220, 520802440]

約数ペア:

[(1, 520802440), (2, 260401220), (4, 130200610), (5, 104160488), (8, 65100305), (10, 52080244), (20, 26040122), (40, 13020061), (59, 8827160), (73, 7134280), (118, 4413580), (146, 3567140), (236, 2206790), (292, 1783570), (295, 1765432), (365, 1426856), (472, 1103395), (584, 891785), (590, 882716), (730, 713428), (1180, 441358), (1460, 356714), (2360, 220679), (2920, 178357), (3023, 172280), (4307, 120920), (6046, 86140), (8614, 60460), (12092, 43070), (15115, 34456), (17228, 30230), (21535, 24184)]