894734960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{69467}}^1$

素因数の和:69510

約数の個数: 80

約数和(自身を含む): 2480841216

約数和(自身を除く): 1586106256

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 6440, 12880, 69467, 138934, 277868, 347335, 486269, 555736, 694670, 972538, 1111472, 1389340, 1597741, 1945076, 2431345, 2778680, 3195482, 3890152, 4862690, 5557360, 6390964, 7780304, 7988705, 9725380, 11184187, 12781928, 15977410, 19450760, 22368374, 25563856, 31954820, 38901520, 44736748, 55920935, 63909640, 89473496, 111841870, 127819280, 178946992, 223683740, 447367480, 894734960]

約数ペア:

[(1, 894734960), (2, 447367480), (4, 223683740), (5, 178946992), (7, 127819280), (8, 111841870), (10, 89473496), (14, 63909640), (16, 55920935), (20, 44736748), (23, 38901520), (28, 31954820), (35, 25563856), (40, 22368374), (46, 19450760), (56, 15977410), (70, 12781928), (80, 11184187), (92, 9725380), (112, 7988705), (115, 7780304), (140, 6390964), (161, 5557360), (184, 4862690), (230, 3890152), (280, 3195482), (322, 2778680), (368, 2431345), (460, 1945076), (560, 1597741), (644, 1389340), (805, 1111472), (920, 972538), (1288, 694670), (1610, 555736), (1840, 486269), (2576, 347335), (3220, 277868), (6440, 138934), (12880, 69467)]