1304560

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{709}}^1$

素因数の和:745

約数の個数: 40

約数和(自身を含む): 3169440

約数和(自身を除く): 1864880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 709, 920, 1418, 1840, 2836, 3545, 5672, 7090, 11344, 14180, 16307, 28360, 32614, 56720, 65228, 81535, 130456, 163070, 260912, 326140, 652280, 1304560]

約数ペア:

[(1, 1304560), (2, 652280), (4, 326140), (5, 260912), (8, 163070), (10, 130456), (16, 81535), (20, 65228), (23, 56720), (40, 32614), (46, 28360), (80, 16307), (92, 14180), (115, 11344), (184, 7090), (230, 5672), (368, 3545), (460, 2836), (709, 1840), (920, 1418)]