22780940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12517}}^1$

素因数の和:12546

約数の個数: 48

約数和(自身を含む): 58884672

約数和(自身を除く): 36103732

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, 12517, 25034, 50068, 62585, 87619, 125170, 162721, 175238, 250340, 325442, 350476, 438095, 650884, 813605, 876190, 1139047, 1627210, 1752380, 2278094, 3254420, 4556188, 5695235, 11390470, 22780940]

約数ペア:

[(1, 22780940), (2, 11390470), (4, 5695235), (5, 4556188), (7, 3254420), (10, 2278094), (13, 1752380), (14, 1627210), (20, 1139047), (26, 876190), (28, 813605), (35, 650884), (52, 438095), (65, 350476), (70, 325442), (91, 250340), (130, 175238), (140, 162721), (182, 125170), (260, 87619), (364, 62585), (455, 50068), (910, 25034), (1820, 12517)]