2081200

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^2\times {\mathrm{43}}^1$

素因数の和:83

約数の個数: 90

約数和(自身を含む): 5623772

約数和(自身を除く): 3542572

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 43, 44, 50, 55, 80, 86, 88, 100, 110, 121, 172, 176, 200, 215, 220, 242, 275, 344, 400, 430, 440, 473, 484, 550, 605, 688, 860, 880, 946, 968, 1075, 1100, 1210, 1720, 1892, 1936, 2150, 2200, 2365, 2420, 3025, 3440, 3784, 4300, 4400, 4730, 4840, 5203, 6050, 7568, 8600, 9460, 9680, 10406, 11825, 12100, 17200, 18920, 20812, 23650, 24200, 26015, 37840, 41624, 47300, 48400, 52030, 83248, 94600, 104060, 130075, 189200, 208120, 260150, 416240, 520300, 1040600, 2081200]

約数ペア:

[(1, 2081200), (2, 1040600), (4, 520300), (5, 416240), (8, 260150), (10, 208120), (11, 189200), (16, 130075), (20, 104060), (22, 94600), (25, 83248), (40, 52030), (43, 48400), (44, 47300), (50, 41624), (55, 37840), (80, 26015), (86, 24200), (88, 23650), (100, 20812), (110, 18920), (121, 17200), (172, 12100), (176, 11825), (200, 10406), (215, 9680), (220, 9460), (242, 8600), (275, 7568), (344, 6050), (400, 5203), (430, 4840), (440, 4730), (473, 4400), (484, 4300), (550, 3784), (605, 3440), (688, 3025), (860, 2420), (880, 2365), (946, 2200), (968, 2150), (1075, 1936), (1100, 1892), (1210, 1720)]