2210255360

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{27851}}^1$

素因数の和:27905

約数の個数: 80

約数和(自身を含む): 5470578432

約数和(自身を除く): 3260323072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1240, 1280, 1984, 2480, 2560, 3968, 4960, 7936, 9920, 15872, 19840, 27851, 39680, 55702, 79360, 111404, 139255, 222808, 278510, 445616, 557020, 863381, 891232, 1114040, 1726762, 1782464, 2228080, 3453524, 3564928, 4316905, 4456160, 6907048, 7129856, 8633810, 8912320, 13814096, 14259712, 17267620, 17824640, 27628192, 34535240, 35649280, 55256384, 69070480, 71298560, 110512768, 138140960, 221025536, 276281920, 442051072, 552563840, 1105127680, 2210255360]

約数ペア:

[(1, 2210255360), (2, 1105127680), (4, 552563840), (5, 442051072), (8, 276281920), (10, 221025536), (16, 138140960), (20, 110512768), (31, 71298560), (32, 69070480), (40, 55256384), (62, 35649280), (64, 34535240), (80, 27628192), (124, 17824640), (128, 17267620), (155, 14259712), (160, 13814096), (248, 8912320), (256, 8633810), (310, 7129856), (320, 6907048), (496, 4456160), (512, 4316905), (620, 3564928), (640, 3453524), (992, 2228080), (1240, 1782464), (1280, 1726762), (1984, 1114040), (2480, 891232), (2560, 863381), (3968, 557020), (4960, 445616), (7936, 278510), (9920, 222808), (15872, 139255), (19840, 111404), (27851, 79360), (39680, 55702)]