890253510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{690119}}^1$

素因数の和:690172

約数の個数: 32

約数和(自身を含む): 2186300160

約数和(自身を除く): 1296046650

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 690119, 1380238, 2070357, 3450595, 4140714, 6901190, 10351785, 20703570, 29675117, 59350234, 89025351, 148375585, 178050702, 296751170, 445126755, 890253510]

約数ペア:

[(1, 890253510), (2, 445126755), (3, 296751170), (5, 178050702), (6, 148375585), (10, 89025351), (15, 59350234), (30, 29675117), (43, 20703570), (86, 10351785), (129, 6901190), (215, 4140714), (258, 3450595), (430, 2070357), (645, 1380238), (1290, 690119)]