890391410

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{34259}}^1$

素因数の和:34402

約数の個数: 32

約数和(自身を含む): 1687236480

約数和(自身を除く): 796845070

約数列:

[1, 2, 5, 10, 23, 46, 113, 115, 226, 230, 565, 1130, 2599, 5198, 12995, 25990, 34259, 68518, 171295, 342590, 787957, 1575914, 3871267, 3939785, 7742534, 7879570, 19356335, 38712670, 89039141, 178078282, 445195705, 890391410]

約数ペア:

[(1, 890391410), (2, 445195705), (5, 178078282), (10, 89039141), (23, 38712670), (46, 19356335), (113, 7879570), (115, 7742534), (226, 3939785), (230, 3871267), (565, 1575914), (1130, 787957), (2599, 342590), (5198, 171295), (12995, 68518), (25990, 34259)]