589065320

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{1999}}^1$

素因数の和:2202

約数の個数: 64

約数和(自身を含む): 1360800000

約数和(自身を除く): 771734680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 139, 212, 265, 278, 424, 530, 556, 695, 1060, 1112, 1390, 1999, 2120, 2780, 3998, 5560, 7367, 7996, 9995, 14734, 15992, 19990, 29468, 36835, 39980, 58936, 73670, 79960, 105947, 147340, 211894, 277861, 294680, 423788, 529735, 555722, 847576, 1059470, 1111444, 1389305, 2118940, 2222888, 2778610, 4237880, 5557220, 11114440, 14726633, 29453266, 58906532, 73633165, 117813064, 147266330, 294532660, 589065320]

約数ペア:

[(1, 589065320), (2, 294532660), (4, 147266330), (5, 117813064), (8, 73633165), (10, 58906532), (20, 29453266), (40, 14726633), (53, 11114440), (106, 5557220), (139, 4237880), (212, 2778610), (265, 2222888), (278, 2118940), (424, 1389305), (530, 1111444), (556, 1059470), (695, 847576), (1060, 555722), (1112, 529735), (1390, 423788), (1999, 294680), (2120, 277861), (2780, 211894), (3998, 147340), (5560, 105947), (7367, 79960), (7996, 73670), (9995, 58936), (14734, 39980), (15992, 36835), (19990, 29468)]