400454352

素因数分解:

$2^4\times 3^2\times {\mathrm{2780933}}^1$

素因数の和:2780947

約数の個数: 30

約数和(自身を含む): 1120716402

約数和(自身を除く): 720262050

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 2780933, 5561866, 8342799, 11123732, 16685598, 22247464, 25028397, 33371196, 44494928, 50056794, 66742392, 100113588, 133484784, 200227176, 400454352]

約数ペア:

[(1, 400454352), (2, 200227176), (3, 133484784), (4, 100113588), (6, 66742392), (8, 50056794), (9, 44494928), (12, 33371196), (16, 25028397), (18, 22247464), (24, 16685598), (36, 11123732), (48, 8342799), (72, 5561866), (144, 2780933)]