206645180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{6619}}^1$

素因数の和:6858

約数の個数: 48

約数和(自身を含む): 498247680

約数和(自身を除く): 291602500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 223, 446, 892, 1115, 1561, 2230, 3122, 4460, 6244, 6619, 7805, 13238, 15610, 26476, 31220, 33095, 46333, 66190, 92666, 132380, 185332, 231665, 463330, 926660, 1476037, 2952074, 5904148, 7380185, 10332259, 14760370, 20664518, 29520740, 41329036, 51661295, 103322590, 206645180]

約数ペア:

[(1, 206645180), (2, 103322590), (4, 51661295), (5, 41329036), (7, 29520740), (10, 20664518), (14, 14760370), (20, 10332259), (28, 7380185), (35, 5904148), (70, 2952074), (140, 1476037), (223, 926660), (446, 463330), (892, 231665), (1115, 185332), (1561, 132380), (2230, 92666), (3122, 66190), (4460, 46333), (6244, 33095), (6619, 31220), (7805, 26476), (13238, 15610)]