22039220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{523}}^1$

素因数の和:589

約数の個数: 72

約数和(自身を含む): 55196064

約数和(自身を除く): 33156844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 70, 86, 98, 140, 172, 196, 215, 245, 301, 430, 490, 523, 602, 860, 980, 1046, 1204, 1505, 2092, 2107, 2615, 3010, 3661, 4214, 5230, 6020, 7322, 8428, 10460, 10535, 14644, 18305, 21070, 22489, 25627, 36610, 42140, 44978, 51254, 73220, 89956, 102508, 112445, 128135, 157423, 224890, 256270, 314846, 449780, 512540, 629692, 787115, 1101961, 1574230, 2203922, 3148460, 4407844, 5509805, 11019610, 22039220]

約数ペア:

[(1, 22039220), (2, 11019610), (4, 5509805), (5, 4407844), (7, 3148460), (10, 2203922), (14, 1574230), (20, 1101961), (28, 787115), (35, 629692), (43, 512540), (49, 449780), (70, 314846), (86, 256270), (98, 224890), (140, 157423), (172, 128135), (196, 112445), (215, 102508), (245, 89956), (301, 73220), (430, 51254), (490, 44978), (523, 42140), (602, 36610), (860, 25627), (980, 22489), (1046, 21070), (1204, 18305), (1505, 14644), (2092, 10535), (2107, 10460), (2615, 8428), (3010, 7322), (3661, 6020), (4214, 5230)]