49876220

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1\times {\mathrm{167}}^1$

素因数の和:422

約数の個数: 48

約数和(自身を含む): 107110080

約数和(自身を除く): 57233860

約数列:

[1, 2, 4, 5, 10, 20, 109, 137, 167, 218, 274, 334, 436, 545, 548, 668, 685, 835, 1090, 1370, 1670, 2180, 2740, 3340, 14933, 18203, 22879, 29866, 36406, 45758, 59732, 72812, 74665, 91015, 91516, 114395, 149330, 182030, 228790, 298660, 364060, 457580, 2493811, 4987622, 9975244, 12469055, 24938110, 49876220]

約数ペア:

[(1, 49876220), (2, 24938110), (4, 12469055), (5, 9975244), (10, 4987622), (20, 2493811), (109, 457580), (137, 364060), (167, 298660), (218, 228790), (274, 182030), (334, 149330), (436, 114395), (545, 91516), (548, 91015), (668, 74665), (685, 72812), (835, 59732), (1090, 45758), (1370, 36406), (1670, 29866), (2180, 22879), (2740, 18203), (3340, 14933)]