2220065920

素因数分解:

$2^7\times 5^1\times {\mathrm{43}}^1\times {\mathrm{80671}}^1$

素因数の和:80733

約数の個数: 64

約数和(自身を含む): 5430839040

約数和(自身を除く): 3210773120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 320, 344, 430, 640, 688, 860, 1376, 1720, 2752, 3440, 5504, 6880, 13760, 27520, 80671, 161342, 322684, 403355, 645368, 806710, 1290736, 1613420, 2581472, 3226840, 3468853, 5162944, 6453680, 6937706, 10325888, 12907360, 13875412, 17344265, 25814720, 27750824, 34688530, 51629440, 55501648, 69377060, 111003296, 138754120, 222006592, 277508240, 444013184, 555016480, 1110032960, 2220065920]

約数ペア:

[(1, 2220065920), (2, 1110032960), (4, 555016480), (5, 444013184), (8, 277508240), (10, 222006592), (16, 138754120), (20, 111003296), (32, 69377060), (40, 55501648), (43, 51629440), (64, 34688530), (80, 27750824), (86, 25814720), (128, 17344265), (160, 13875412), (172, 12907360), (215, 10325888), (320, 6937706), (344, 6453680), (430, 5162944), (640, 3468853), (688, 3226840), (860, 2581472), (1376, 1613420), (1720, 1290736), (2752, 806710), (3440, 645368), (5504, 403355), (6880, 322684), (13760, 161342), (27520, 80671)]