22872560

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:226

約数の個数: 80

約数和(自身を含む): 55814880

約数和(自身を除く): 32942320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 61, 80, 86, 109, 122, 172, 215, 218, 244, 305, 344, 430, 436, 488, 545, 610, 688, 860, 872, 976, 1090, 1220, 1720, 1744, 2180, 2440, 2623, 3440, 4360, 4687, 4880, 5246, 6649, 8720, 9374, 10492, 13115, 13298, 18748, 20984, 23435, 26230, 26596, 33245, 37496, 41968, 46870, 52460, 53192, 66490, 74992, 93740, 104920, 106384, 132980, 187480, 209840, 265960, 285907, 374960, 531920, 571814, 1143628, 1429535, 2287256, 2859070, 4574512, 5718140, 11436280, 22872560]

約数ペア:

[(1, 22872560), (2, 11436280), (4, 5718140), (5, 4574512), (8, 2859070), (10, 2287256), (16, 1429535), (20, 1143628), (40, 571814), (43, 531920), (61, 374960), (80, 285907), (86, 265960), (109, 209840), (122, 187480), (172, 132980), (215, 106384), (218, 104920), (244, 93740), (305, 74992), (344, 66490), (430, 53192), (436, 52460), (488, 46870), (545, 41968), (610, 37496), (688, 33245), (860, 26596), (872, 26230), (976, 23435), (1090, 20984), (1220, 18748), (1720, 13298), (1744, 13115), (2180, 10492), (2440, 9374), (2623, 8720), (3440, 6649), (4360, 5246), (4687, 4880)]