1859920

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{347}}^1$

素因数の和:427

約数の個数: 40

約数和(自身を含む): 4401504

約数和(自身を除く): 2541584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 347, 536, 670, 694, 1072, 1340, 1388, 1735, 2680, 2776, 3470, 5360, 5552, 6940, 13880, 23249, 27760, 46498, 92996, 116245, 185992, 232490, 371984, 464980, 929960, 1859920]

約数ペア:

[(1, 1859920), (2, 929960), (4, 464980), (5, 371984), (8, 232490), (10, 185992), (16, 116245), (20, 92996), (40, 46498), (67, 27760), (80, 23249), (134, 13880), (268, 6940), (335, 5552), (347, 5360), (536, 3470), (670, 2776), (694, 2680), (1072, 1735), (1340, 1388)]