22278620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12241}}^1$

素因数の和:12270

約数の個数: 48

約数和(自身を含む): 57586368

約数和(自身を除く): 35307748

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 12241, 24482, 48964, 61205, 85687, 122410, 159133, 171374, 244820, 318266, 342748, 428435, 636532, 795665, 856870, 1113931, 1591330, 1713740, 2227862, 3182660, 4455724, 5569655, 11139310, 22278620]

約数ペア:

[(1, 22278620), (2, 11139310), (4, 5569655), (5, 4455724), (7, 3182660), (10, 2227862), (13, 1713740), (14, 1591330), (20, 1113931), (26, 856870), (28, 795665), (35, 636532), (52, 428435), (65, 342748), (70, 318266), (91, 244820), (130, 171374), (140, 159133), (182, 122410), (260, 85687), (364, 61205), (455, 48964), (910, 24482), (1820, 12241)]