288880

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:193

約数の個数: 40

約数和(自身を含む): 705312

約数和(自身を除く): 416432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 157, 184, 230, 314, 368, 460, 628, 785, 920, 1256, 1570, 1840, 2512, 3140, 3611, 6280, 7222, 12560, 14444, 18055, 28888, 36110, 57776, 72220, 144440, 288880]

約数ペア:

[(1, 288880), (2, 144440), (4, 72220), (5, 57776), (8, 36110), (10, 28888), (16, 18055), (20, 14444), (23, 12560), (40, 7222), (46, 6280), (80, 3611), (92, 3140), (115, 2512), (157, 1840), (184, 1570), (230, 1256), (314, 920), (368, 785), (460, 628)]