8688190

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{149}}^1$

素因数の和:194

約数の個数: 64

約数和(自身を含む): 19440000

約数和(自身を除く): 10751810

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 49, 70, 85, 98, 119, 149, 170, 238, 245, 298, 343, 490, 595, 686, 745, 833, 1043, 1190, 1490, 1666, 1715, 2086, 2533, 3430, 4165, 5066, 5215, 5831, 7301, 8330, 10430, 11662, 12665, 14602, 17731, 25330, 29155, 35462, 36505, 51107, 58310, 73010, 88655, 102214, 124117, 177310, 248234, 255535, 511070, 620585, 868819, 1241170, 1737638, 4344095, 8688190]

約数ペア:

[(1, 8688190), (2, 4344095), (5, 1737638), (7, 1241170), (10, 868819), (14, 620585), (17, 511070), (34, 255535), (35, 248234), (49, 177310), (70, 124117), (85, 102214), (98, 88655), (119, 73010), (149, 58310), (170, 51107), (238, 36505), (245, 35462), (298, 29155), (343, 25330), (490, 17731), (595, 14602), (686, 12665), (745, 11662), (833, 10430), (1043, 8330), (1190, 7301), (1490, 5831), (1666, 5215), (1715, 5066), (2086, 4165), (2533, 3430)]