509320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1$

素因数の和:142

約数の個数: 64

約数和(自身を含む): 1399680

約数和(自身を除く): 890360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 107, 119, 136, 140, 170, 214, 238, 280, 340, 428, 476, 535, 595, 680, 749, 856, 952, 1070, 1190, 1498, 1819, 2140, 2380, 2996, 3638, 3745, 4280, 4760, 5992, 7276, 7490, 9095, 12733, 14552, 14980, 18190, 25466, 29960, 36380, 50932, 63665, 72760, 101864, 127330, 254660, 509320]

約数ペア:

[(1, 509320), (2, 254660), (4, 127330), (5, 101864), (7, 72760), (8, 63665), (10, 50932), (14, 36380), (17, 29960), (20, 25466), (28, 18190), (34, 14980), (35, 14552), (40, 12733), (56, 9095), (68, 7490), (70, 7276), (85, 5992), (107, 4760), (119, 4280), (136, 3745), (140, 3638), (170, 2996), (214, 2380), (238, 2140), (280, 1819), (340, 1498), (428, 1190), (476, 1070), (535, 952), (595, 856), (680, 749)]