22018700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{541}}^1$

素因数の和:603

約数の個数: 72

約数和(自身を含む): 53631984

約数和(自身を除く): 31613284

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 37, 44, 50, 55, 74, 100, 110, 148, 185, 220, 275, 370, 407, 541, 550, 740, 814, 925, 1082, 1100, 1628, 1850, 2035, 2164, 2705, 3700, 4070, 5410, 5951, 8140, 10175, 10820, 11902, 13525, 20017, 20350, 23804, 27050, 29755, 40034, 40700, 54100, 59510, 80068, 100085, 119020, 148775, 200170, 220187, 297550, 400340, 440374, 500425, 595100, 880748, 1000850, 1100935, 2001700, 2201870, 4403740, 5504675, 11009350, 22018700]

約数ペア:

[(1, 22018700), (2, 11009350), (4, 5504675), (5, 4403740), (10, 2201870), (11, 2001700), (20, 1100935), (22, 1000850), (25, 880748), (37, 595100), (44, 500425), (50, 440374), (55, 400340), (74, 297550), (100, 220187), (110, 200170), (148, 148775), (185, 119020), (220, 100085), (275, 80068), (370, 59510), (407, 54100), (541, 40700), (550, 40034), (740, 29755), (814, 27050), (925, 23804), (1082, 20350), (1100, 20017), (1628, 13525), (1850, 11902), (2035, 10820), (2164, 10175), (2705, 8140), (3700, 5951), (4070, 5410)]