40375280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:175

約数の個数: 120

約数和(自身を含む): 106670256

約数和(自身を除く): 66294976

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 43, 44, 55, 80, 86, 88, 97, 110, 121, 172, 176, 194, 215, 220, 242, 344, 388, 430, 440, 473, 484, 485, 605, 688, 776, 860, 880, 946, 968, 970, 1067, 1210, 1552, 1720, 1892, 1936, 1940, 2134, 2365, 2420, 3440, 3784, 3880, 4171, 4268, 4730, 4840, 5203, 5335, 7568, 7760, 8342, 8536, 9460, 9680, 10406, 10670, 11737, 16684, 17072, 18920, 20812, 20855, 21340, 23474, 26015, 33368, 37840, 41624, 41710, 42680, 45881, 46948, 52030, 58685, 66736, 83248, 83420, 85360, 91762, 93896, 104060, 117370, 166840, 183524, 187792, 208120, 229405, 234740, 333680, 367048, 416240, 458810, 469480, 504691, 734096, 917620, 938960, 1009382, 1835240, 2018764, 2523455, 3670480, 4037528, 5046910, 8075056, 10093820, 20187640, 40375280]

約数ペア:

[(1, 40375280), (2, 20187640), (4, 10093820), (5, 8075056), (8, 5046910), (10, 4037528), (11, 3670480), (16, 2523455), (20, 2018764), (22, 1835240), (40, 1009382), (43, 938960), (44, 917620), (55, 734096), (80, 504691), (86, 469480), (88, 458810), (97, 416240), (110, 367048), (121, 333680), (172, 234740), (176, 229405), (194, 208120), (215, 187792), (220, 183524), (242, 166840), (344, 117370), (388, 104060), (430, 93896), (440, 91762), (473, 85360), (484, 83420), (485, 83248), (605, 66736), (688, 58685), (776, 52030), (860, 46948), (880, 45881), (946, 42680), (968, 41710), (970, 41624), (1067, 37840), (1210, 33368), (1552, 26015), (1720, 23474), (1892, 21340), (1936, 20855), (1940, 20812), (2134, 18920), (2365, 17072), (2420, 16684), (3440, 11737), (3784, 10670), (3880, 10406), (4171, 9680), (4268, 9460), (4730, 8536), (4840, 8342), (5203, 7760), (5335, 7568)]