220610480

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2551}}^1$

素因数の和:2634

約数の個数: 80

約数和(自身を含む): 546822144

約数和(自身を除く): 326211664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 47, 80, 92, 94, 115, 184, 188, 230, 235, 368, 376, 460, 470, 752, 920, 940, 1081, 1840, 1880, 2162, 2551, 3760, 4324, 5102, 5405, 8648, 10204, 10810, 12755, 17296, 20408, 21620, 25510, 40816, 43240, 51020, 58673, 86480, 102040, 117346, 119897, 204080, 234692, 239794, 293365, 469384, 479588, 586730, 599485, 938768, 959176, 1173460, 1198970, 1918352, 2346920, 2397940, 2757631, 4693840, 4795880, 5515262, 9591760, 11030524, 13788155, 22061048, 27576310, 44122096, 55152620, 110305240, 220610480]

約数ペア:

[(1, 220610480), (2, 110305240), (4, 55152620), (5, 44122096), (8, 27576310), (10, 22061048), (16, 13788155), (20, 11030524), (23, 9591760), (40, 5515262), (46, 4795880), (47, 4693840), (80, 2757631), (92, 2397940), (94, 2346920), (115, 1918352), (184, 1198970), (188, 1173460), (230, 959176), (235, 938768), (368, 599485), (376, 586730), (460, 479588), (470, 469384), (752, 293365), (920, 239794), (940, 234692), (1081, 204080), (1840, 119897), (1880, 117346), (2162, 102040), (2551, 86480), (3760, 58673), (4324, 51020), (5102, 43240), (5405, 40816), (8648, 25510), (10204, 21620), (10810, 20408), (12755, 17296)]