5649820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:502

約数の個数: 48

約数和(自身を含む): 13186656

約数和(自身を除く): 7536836

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 244, 305, 421, 610, 671, 842, 1220, 1342, 1684, 2105, 2684, 3355, 4210, 4631, 6710, 8420, 9262, 13420, 18524, 23155, 25681, 46310, 51362, 92620, 102724, 128405, 256810, 282491, 513620, 564982, 1129964, 1412455, 2824910, 5649820]

約数ペア:

[(1, 5649820), (2, 2824910), (4, 1412455), (5, 1129964), (10, 564982), (11, 513620), (20, 282491), (22, 256810), (44, 128405), (55, 102724), (61, 92620), (110, 51362), (122, 46310), (220, 25681), (244, 23155), (305, 18524), (421, 13420), (610, 9262), (671, 8420), (842, 6710), (1220, 4631), (1342, 4210), (1684, 3355), (2105, 2684)]