9905180

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{353}}^1$

素因数の和:446

約数の個数: 48

約数和(自身を含む): 22123584

約数和(自身を除く): 12218404

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 61, 92, 115, 122, 230, 244, 305, 353, 460, 610, 706, 1220, 1403, 1412, 1765, 2806, 3530, 5612, 7015, 7060, 8119, 14030, 16238, 21533, 28060, 32476, 40595, 43066, 81190, 86132, 107665, 162380, 215330, 430660, 495259, 990518, 1981036, 2476295, 4952590, 9905180]

約数ペア:

[(1, 9905180), (2, 4952590), (4, 2476295), (5, 1981036), (10, 990518), (20, 495259), (23, 430660), (46, 215330), (61, 162380), (92, 107665), (115, 86132), (122, 81190), (230, 43066), (244, 40595), (305, 32476), (353, 28060), (460, 21533), (610, 16238), (706, 14030), (1220, 8119), (1403, 7060), (1412, 7015), (1765, 5612), (2806, 3530)]