20097718235

素因数分解:

$5^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{293}}^1\times {\mathrm{1879}}^1$

素因数の和:2340

約数の個数: 48

約数和(自身を含む): 28354536000

約数和(自身を除く): 8256817765

約数列:

[1, 5, 7, 35, 49, 149, 245, 293, 745, 1043, 1465, 1879, 2051, 5215, 7301, 9395, 10255, 13153, 14357, 36505, 43657, 65765, 71785, 92071, 218285, 279971, 305599, 460355, 550547, 1399855, 1527995, 1959797, 2139193, 2752735, 3853829, 9798985, 10695965, 13718579, 19269145, 26976803, 68592895, 82031503, 134884015, 410157515, 574220521, 2871102605, 4019543647, 20097718235]

約数ペア:

[(1, 20097718235), (5, 4019543647), (7, 2871102605), (35, 574220521), (49, 410157515), (149, 134884015), (245, 82031503), (293, 68592895), (745, 26976803), (1043, 19269145), (1465, 13718579), (1879, 10695965), (2051, 9798985), (5215, 3853829), (7301, 2752735), (9395, 2139193), (10255, 1959797), (13153, 1527995), (14357, 1399855), (36505, 550547), (43657, 460355), (65765, 305599), (71785, 279971), (92071, 218285)]