38445880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:205

約数の個数: 128

約数和(自身を含む): 102643200

約数和(自身を除く): 64197320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 29, 40, 44, 46, 55, 58, 88, 92, 110, 115, 116, 131, 145, 184, 220, 230, 232, 253, 262, 290, 319, 440, 460, 506, 524, 580, 638, 655, 667, 920, 1012, 1048, 1160, 1265, 1276, 1310, 1334, 1441, 1595, 2024, 2530, 2552, 2620, 2668, 2882, 3013, 3190, 3335, 3799, 5060, 5240, 5336, 5764, 6026, 6380, 6670, 7205, 7337, 7598, 10120, 11528, 12052, 12760, 13340, 14410, 14674, 15065, 15196, 18995, 24104, 26680, 28820, 29348, 30130, 30392, 33143, 36685, 37990, 41789, 57640, 58696, 60260, 66286, 73370, 75980, 83578, 87377, 120520, 132572, 146740, 151960, 165715, 167156, 174754, 208945, 265144, 293480, 331430, 334312, 349508, 417890, 436885, 662860, 699016, 835780, 873770, 961147, 1325720, 1671560, 1747540, 1922294, 3495080, 3844588, 4805735, 7689176, 9611470, 19222940, 38445880]

約数ペア:

[(1, 38445880), (2, 19222940), (4, 9611470), (5, 7689176), (8, 4805735), (10, 3844588), (11, 3495080), (20, 1922294), (22, 1747540), (23, 1671560), (29, 1325720), (40, 961147), (44, 873770), (46, 835780), (55, 699016), (58, 662860), (88, 436885), (92, 417890), (110, 349508), (115, 334312), (116, 331430), (131, 293480), (145, 265144), (184, 208945), (220, 174754), (230, 167156), (232, 165715), (253, 151960), (262, 146740), (290, 132572), (319, 120520), (440, 87377), (460, 83578), (506, 75980), (524, 73370), (580, 66286), (638, 60260), (655, 58696), (667, 57640), (920, 41789), (1012, 37990), (1048, 36685), (1160, 33143), (1265, 30392), (1276, 30130), (1310, 29348), (1334, 28820), (1441, 26680), (1595, 24104), (2024, 18995), (2530, 15196), (2552, 15065), (2620, 14674), (2668, 14410), (2882, 13340), (3013, 12760), (3190, 12052), (3335, 11528), (3799, 10120), (5060, 7598), (5240, 7337), (5336, 7205), (5764, 6670), (6026, 6380)]