40297328

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1867}}^1$

素因数の和:1965

約数の個数: 40

約数和(自身を含む): 83387520

約数和(自身を除く): 43090192

約数列:

[1, 2, 4, 8, 16, 19, 38, 71, 76, 142, 152, 284, 304, 568, 1136, 1349, 1867, 2698, 3734, 5396, 7468, 10792, 14936, 21584, 29872, 35473, 70946, 132557, 141892, 265114, 283784, 530228, 567568, 1060456, 2120912, 2518583, 5037166, 10074332, 20148664, 40297328]

約数ペア:

[(1, 40297328), (2, 20148664), (4, 10074332), (8, 5037166), (16, 2518583), (19, 2120912), (38, 1060456), (71, 567568), (76, 530228), (142, 283784), (152, 265114), (284, 141892), (304, 132557), (568, 70946), (1136, 35473), (1349, 29872), (1867, 21584), (2698, 14936), (3734, 10792), (5396, 7468)]