40019712

素因数分解:

$2^8\times 3^1\times {\mathrm{107}}^1\times {\mathrm{487}}^1$

素因数の和:613

約数の個数: 72

約数和(自身を含む): 107726976

約数和(自身を除く): 67707264

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 107, 128, 192, 214, 256, 321, 384, 428, 487, 642, 768, 856, 974, 1284, 1461, 1712, 1948, 2568, 2922, 3424, 3896, 5136, 5844, 6848, 7792, 10272, 11688, 13696, 15584, 20544, 23376, 27392, 31168, 41088, 46752, 52109, 62336, 82176, 93504, 104218, 124672, 156327, 187008, 208436, 312654, 374016, 416872, 625308, 833744, 1250616, 1667488, 2501232, 3334976, 5002464, 6669952, 10004928, 13339904, 20009856, 40019712]

約数ペア:

[(1, 40019712), (2, 20009856), (3, 13339904), (4, 10004928), (6, 6669952), (8, 5002464), (12, 3334976), (16, 2501232), (24, 1667488), (32, 1250616), (48, 833744), (64, 625308), (96, 416872), (107, 374016), (128, 312654), (192, 208436), (214, 187008), (256, 156327), (321, 124672), (384, 104218), (428, 93504), (487, 82176), (642, 62336), (768, 52109), (856, 46752), (974, 41088), (1284, 31168), (1461, 27392), (1712, 23376), (1948, 20544), (2568, 15584), (2922, 13696), (3424, 11688), (3896, 10272), (5136, 7792), (5844, 6848)]