4987520

素因数分解:

$2^7\times 5^1\times {\mathrm{7793}}^1$

素因数の和:7812

約数の個数: 32

約数和(自身を含む): 11924820

約数和(自身を除く): 6937300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 7793, 15586, 31172, 38965, 62344, 77930, 124688, 155860, 249376, 311720, 498752, 623440, 997504, 1246880, 2493760, 4987520]

約数ペア:

[(1, 4987520), (2, 2493760), (4, 1246880), (5, 997504), (8, 623440), (10, 498752), (16, 311720), (20, 249376), (32, 155860), (40, 124688), (64, 77930), (80, 62344), (128, 38965), (160, 31172), (320, 15586), (640, 7793)]