2848880

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:401

約数の個数: 40

約数和(自身を含む): 6696000

約数和(自身を除く): 3847120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 239, 298, 478, 596, 745, 956, 1192, 1195, 1490, 1912, 2384, 2390, 2980, 3824, 4780, 5960, 9560, 11920, 19120, 35611, 71222, 142444, 178055, 284888, 356110, 569776, 712220, 1424440, 2848880]

約数ペア:

[(1, 2848880), (2, 1424440), (4, 712220), (5, 569776), (8, 356110), (10, 284888), (16, 178055), (20, 142444), (40, 71222), (80, 35611), (149, 19120), (239, 11920), (298, 9560), (478, 5960), (596, 4780), (745, 3824), (956, 2980), (1192, 2390), (1195, 2384), (1490, 1912)]