30986480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{55333}}^1$

素因数の和:55353

約数の個数: 40

約数和(自身を含む): 82336992

約数和(自身を除く): 51350512

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 55333, 110666, 221332, 276665, 387331, 442664, 553330, 774662, 885328, 1106660, 1549324, 1936655, 2213320, 3098648, 3873310, 4426640, 6197296, 7746620, 15493240, 30986480]

約数ペア:

[(1, 30986480), (2, 15493240), (4, 7746620), (5, 6197296), (7, 4426640), (8, 3873310), (10, 3098648), (14, 2213320), (16, 1936655), (20, 1549324), (28, 1106660), (35, 885328), (40, 774662), (56, 553330), (70, 442664), (80, 387331), (112, 276665), (140, 221332), (280, 110666), (560, 55333)]