40406416

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{997}}^1$

素因数の和:1171

約数の個数: 40

約数和(自身を含む): 83532600

約数和(自身を除く): 43126184

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 149, 272, 298, 596, 997, 1192, 1994, 2384, 2533, 3988, 5066, 7976, 10132, 15952, 16949, 20264, 33898, 40528, 67796, 135592, 148553, 271184, 297106, 594212, 1188424, 2376848, 2525401, 5050802, 10101604, 20203208, 40406416]

約数ペア:

[(1, 40406416), (2, 20203208), (4, 10101604), (8, 5050802), (16, 2525401), (17, 2376848), (34, 1188424), (68, 594212), (136, 297106), (149, 271184), (272, 148553), (298, 135592), (596, 67796), (997, 40528), (1192, 33898), (1994, 20264), (2384, 16949), (2533, 15952), (3988, 10132), (5066, 7976)]