1131461390

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{28069}}^1$

素因数の和:28244

約数の個数: 32

約数和(自身を含む): 2122092000

約数和(自身を除く): 990630610

約数列:

[1, 2, 5, 10, 29, 58, 139, 145, 278, 290, 695, 1390, 4031, 8062, 20155, 28069, 40310, 56138, 140345, 280690, 814001, 1628002, 3901591, 4070005, 7803182, 8140010, 19507955, 39015910, 113146139, 226292278, 565730695, 1131461390]

約数ペア:

[(1, 1131461390), (2, 565730695), (5, 226292278), (10, 113146139), (29, 39015910), (58, 19507955), (139, 8140010), (145, 7803182), (278, 4070005), (290, 3901591), (695, 1628002), (1390, 814001), (4031, 280690), (8062, 140345), (20155, 56138), (28069, 40310)]