28731290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{2293}}^1$

素因数の和:2486

約数の個数: 32

約数和(自身を含む): 59460480

約数和(自身を除く): 30729190

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 179, 358, 895, 1253, 1790, 2293, 2506, 4586, 6265, 11465, 12530, 16051, 22930, 32102, 80255, 160510, 410447, 820894, 2052235, 2873129, 4104470, 5746258, 14365645, 28731290]

約数ペア:

[(1, 28731290), (2, 14365645), (5, 5746258), (7, 4104470), (10, 2873129), (14, 2052235), (35, 820894), (70, 410447), (179, 160510), (358, 80255), (895, 32102), (1253, 22930), (1790, 16051), (2293, 12530), (2506, 11465), (4586, 6265)]