1811528080

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{7417}}^1$

素因数の和:7544

約数の個数: 80

約数和(自身を含む): 4371041664

約数和(自身を除く): 2559513584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 71, 80, 86, 142, 172, 215, 284, 344, 355, 430, 568, 688, 710, 860, 1136, 1420, 1720, 2840, 3053, 3440, 5680, 6106, 7417, 12212, 14834, 15265, 24424, 29668, 30530, 37085, 48848, 59336, 61060, 74170, 118672, 122120, 148340, 244240, 296680, 318931, 526607, 593360, 637862, 1053214, 1275724, 1594655, 2106428, 2551448, 2633035, 3189310, 4212856, 5102896, 5266070, 6378620, 8425712, 10532140, 12757240, 21064280, 22644101, 25514480, 42128560, 45288202, 90576404, 113220505, 181152808, 226441010, 362305616, 452882020, 905764040, 1811528080]

約数ペア:

[(1, 1811528080), (2, 905764040), (4, 452882020), (5, 362305616), (8, 226441010), (10, 181152808), (16, 113220505), (20, 90576404), (40, 45288202), (43, 42128560), (71, 25514480), (80, 22644101), (86, 21064280), (142, 12757240), (172, 10532140), (215, 8425712), (284, 6378620), (344, 5266070), (355, 5102896), (430, 4212856), (568, 3189310), (688, 2633035), (710, 2551448), (860, 2106428), (1136, 1594655), (1420, 1275724), (1720, 1053214), (2840, 637862), (3053, 593360), (3440, 526607), (5680, 318931), (6106, 296680), (7417, 244240), (12212, 148340), (14834, 122120), (15265, 118672), (24424, 74170), (29668, 61060), (30530, 59336), (37085, 48848)]