4204960

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{641}}^1$

素因数の和:697

約数の個数: 48

約数和(自身を含む): 10192392

約数和(自身を除く): 5987432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 641, 656, 820, 1282, 1312, 1640, 2564, 3205, 3280, 5128, 6410, 6560, 10256, 12820, 20512, 25640, 26281, 51280, 52562, 102560, 105124, 131405, 210248, 262810, 420496, 525620, 840992, 1051240, 2102480, 4204960]

約数ペア:

[(1, 4204960), (2, 2102480), (4, 1051240), (5, 840992), (8, 525620), (10, 420496), (16, 262810), (20, 210248), (32, 131405), (40, 105124), (41, 102560), (80, 52562), (82, 51280), (160, 26281), (164, 25640), (205, 20512), (328, 12820), (410, 10256), (641, 6560), (656, 6410), (820, 5128), (1282, 3280), (1312, 3205), (1640, 2564)]