4329121520

素因数分解:

$2^4\times 5^1\times {\mathrm{5449}}^1\times {\mathrm{9931}}^1$

素因数の和:15393

約数の個数: 40

約数和(自身を含む): 10068068400

約数和(自身を除く): 5738946880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5449, 9931, 10898, 19862, 21796, 27245, 39724, 43592, 49655, 54490, 79448, 87184, 99310, 108980, 158896, 198620, 217960, 397240, 435920, 794480, 54114019, 108228038, 216456076, 270570095, 432912152, 541140190, 865824304, 1082280380, 2164560760, 4329121520]

約数ペア:

[(1, 4329121520), (2, 2164560760), (4, 1082280380), (5, 865824304), (8, 541140190), (10, 432912152), (16, 270570095), (20, 216456076), (40, 108228038), (80, 54114019), (5449, 794480), (9931, 435920), (10898, 397240), (19862, 217960), (21796, 198620), (27245, 158896), (39724, 108980), (43592, 99310), (49655, 87184), (54490, 79448)]