1289426.00000000

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{1879}}^1$

素因数の和:2064

約数の個数: 32

約数和(自身を含む): 152280000

約数和(自身を除く): 71088410

約数列:

[1, 2, 5, 10, 29, 58, 145, 149, 290, 298, 745, 1490, 1879, 3758, 4321, 8642, 9395, 18790, 21605, 43210, 54491, 108982, 272455, 279971, 544910, 559942, 1399855, 2799710, 8119159, 16238318, 40595795, 81191590]

約数ペア:

[(1, 81191590), (2, 40595795), (5, 16238318), (10, 8119159), (29, 2799710), (58, 1399855), (145, 559942), (149, 544910), (290, 279971), (298, 272455), (745, 108982), (1490, 54491), (1879, 43210), (3758, 21605), (4321, 18790), (8642, 9395)]