21742600

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{9883}}^1$

素因数の和:9910

約数の個数: 48

約数和(自身を含む): 55152720

約数和(自身を除く): 33410120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2200, 9883, 19766, 39532, 49415, 79064, 98830, 108713, 197660, 217426, 247075, 395320, 434852, 494150, 543565, 869704, 988300, 1087130, 1976600, 2174260, 2717825, 4348520, 5435650, 10871300, 21742600]

約数ペア:

[(1, 21742600), (2, 10871300), (4, 5435650), (5, 4348520), (8, 2717825), (10, 2174260), (11, 1976600), (20, 1087130), (22, 988300), (25, 869704), (40, 543565), (44, 494150), (50, 434852), (55, 395320), (88, 247075), (100, 217426), (110, 197660), (200, 108713), (220, 98830), (275, 79064), (440, 49415), (550, 39532), (1100, 19766), (2200, 9883)]