39438448

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1$

素因数の和:390

約数の個数: 80

約数和(自身を含む): 92882944

約数和(自身を除く): 53444496

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 37, 56, 62, 74, 112, 124, 148, 217, 248, 259, 296, 307, 434, 496, 518, 592, 614, 868, 1036, 1147, 1228, 1736, 2072, 2149, 2294, 2456, 3472, 4144, 4298, 4588, 4912, 8029, 8596, 9176, 9517, 11359, 16058, 17192, 18352, 19034, 22718, 32116, 34384, 38068, 45436, 64232, 66619, 76136, 79513, 90872, 128464, 133238, 152272, 159026, 181744, 266476, 318052, 352129, 532952, 636104, 704258, 1065904, 1272208, 1408516, 2464903, 2817032, 4929806, 5634064, 9859612, 19719224, 39438448]

約数ペア:

[(1, 39438448), (2, 19719224), (4, 9859612), (7, 5634064), (8, 4929806), (14, 2817032), (16, 2464903), (28, 1408516), (31, 1272208), (37, 1065904), (56, 704258), (62, 636104), (74, 532952), (112, 352129), (124, 318052), (148, 266476), (217, 181744), (248, 159026), (259, 152272), (296, 133238), (307, 128464), (434, 90872), (496, 79513), (518, 76136), (592, 66619), (614, 64232), (868, 45436), (1036, 38068), (1147, 34384), (1228, 32116), (1736, 22718), (2072, 19034), (2149, 18352), (2294, 17192), (2456, 16058), (3472, 11359), (4144, 9517), (4298, 9176), (4588, 8596), (4912, 8029)]