40787456

素因数分解:

$2^9\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:155

約数の個数: 80

約数和(自身を含む): 87650640

約数和(自身を除く): 46863184

約数列:

[1, 2, 4, 8, 16, 29, 32, 41, 58, 64, 67, 82, 116, 128, 134, 164, 232, 256, 268, 328, 464, 512, 536, 656, 928, 1072, 1189, 1312, 1856, 1943, 2144, 2378, 2624, 2747, 3712, 3886, 4288, 4756, 5248, 5494, 7424, 7772, 8576, 9512, 10496, 10988, 14848, 15544, 17152, 19024, 20992, 21976, 31088, 34304, 38048, 43952, 62176, 76096, 79663, 87904, 124352, 152192, 159326, 175808, 248704, 304384, 318652, 351616, 497408, 608768, 637304, 703232, 994816, 1274608, 1406464, 2549216, 5098432, 10196864, 20393728, 40787456]

約数ペア:

[(1, 40787456), (2, 20393728), (4, 10196864), (8, 5098432), (16, 2549216), (29, 1406464), (32, 1274608), (41, 994816), (58, 703232), (64, 637304), (67, 608768), (82, 497408), (116, 351616), (128, 318652), (134, 304384), (164, 248704), (232, 175808), (256, 159326), (268, 152192), (328, 124352), (464, 87904), (512, 79663), (536, 76096), (656, 62176), (928, 43952), (1072, 38048), (1189, 34304), (1312, 31088), (1856, 21976), (1943, 20992), (2144, 19024), (2378, 17152), (2624, 15544), (2747, 14848), (3712, 10988), (3886, 10496), (4288, 9512), (4756, 8576), (5248, 7772), (5494, 7424)]