40380064

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{821}}^1$

素因数の和:913

約数の個数: 48

約数和(自身を含む): 83893320

約数和(自身を除く): 43513256

約数列:

[1, 2, 4, 8, 16, 29, 32, 53, 58, 106, 116, 212, 232, 424, 464, 821, 848, 928, 1537, 1642, 1696, 3074, 3284, 6148, 6568, 12296, 13136, 23809, 24592, 26272, 43513, 47618, 49184, 87026, 95236, 174052, 190472, 348104, 380944, 696208, 761888, 1261877, 1392416, 2523754, 5047508, 10095016, 20190032, 40380064]

約数ペア:

[(1, 40380064), (2, 20190032), (4, 10095016), (8, 5047508), (16, 2523754), (29, 1392416), (32, 1261877), (53, 761888), (58, 696208), (106, 380944), (116, 348104), (212, 190472), (232, 174052), (424, 95236), (464, 87026), (821, 49184), (848, 47618), (928, 43513), (1537, 26272), (1642, 24592), (1696, 23809), (3074, 13136), (3284, 12296), (6148, 6568)]