2289320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^3\times {\mathrm{43}}^1$

素因数の和:87

約数の個数: 64

約数和(自身を含む): 5797440

約数和(自身を除く): 3508120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 110, 121, 172, 215, 220, 242, 344, 430, 440, 473, 484, 605, 860, 946, 968, 1210, 1331, 1720, 1892, 2365, 2420, 2662, 3784, 4730, 4840, 5203, 5324, 6655, 9460, 10406, 10648, 13310, 18920, 20812, 26015, 26620, 41624, 52030, 53240, 57233, 104060, 114466, 208120, 228932, 286165, 457864, 572330, 1144660, 2289320]

約数ペア:

[(1, 2289320), (2, 1144660), (4, 572330), (5, 457864), (8, 286165), (10, 228932), (11, 208120), (20, 114466), (22, 104060), (40, 57233), (43, 53240), (44, 52030), (55, 41624), (86, 26620), (88, 26015), (110, 20812), (121, 18920), (172, 13310), (215, 10648), (220, 10406), (242, 9460), (344, 6655), (430, 5324), (440, 5203), (473, 4840), (484, 4730), (605, 3784), (860, 2662), (946, 2420), (968, 2365), (1210, 1892), (1331, 1720)]