40499488

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1129}}^1$

素因数の和:1217

約数の個数: 48

約数和(自身を含む): 85428000

約数和(自身を除く): 44928512

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 59, 76, 118, 152, 236, 304, 472, 608, 944, 1121, 1129, 1888, 2242, 2258, 4484, 4516, 8968, 9032, 17936, 18064, 21451, 35872, 36128, 42902, 66611, 85804, 133222, 171608, 266444, 343216, 532888, 686432, 1065776, 1265609, 2131552, 2531218, 5062436, 10124872, 20249744, 40499488]

約数ペア:

[(1, 40499488), (2, 20249744), (4, 10124872), (8, 5062436), (16, 2531218), (19, 2131552), (32, 1265609), (38, 1065776), (59, 686432), (76, 532888), (118, 343216), (152, 266444), (236, 171608), (304, 133222), (472, 85804), (608, 66611), (944, 42902), (1121, 36128), (1129, 35872), (1888, 21451), (2242, 18064), (2258, 17936), (4484, 9032), (4516, 8968)]