28595560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1399}}^1$

素因数の和:1490

約数の個数: 64

約数和(自身を含む): 74592000

約数和(自身を除く): 45996440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 280, 292, 365, 511, 584, 730, 1022, 1399, 1460, 2044, 2555, 2798, 2920, 4088, 5110, 5596, 6995, 9793, 10220, 11192, 13990, 19586, 20440, 27980, 39172, 48965, 55960, 78344, 97930, 102127, 195860, 204254, 391720, 408508, 510635, 714889, 817016, 1021270, 1429778, 2042540, 2859556, 3574445, 4085080, 5719112, 7148890, 14297780, 28595560]

約数ペア:

[(1, 28595560), (2, 14297780), (4, 7148890), (5, 5719112), (7, 4085080), (8, 3574445), (10, 2859556), (14, 2042540), (20, 1429778), (28, 1021270), (35, 817016), (40, 714889), (56, 510635), (70, 408508), (73, 391720), (140, 204254), (146, 195860), (280, 102127), (292, 97930), (365, 78344), (511, 55960), (584, 48965), (730, 39172), (1022, 27980), (1399, 20440), (1460, 19586), (2044, 13990), (2555, 11192), (2798, 10220), (2920, 9793), (4088, 6995), (5110, 5596)]