26968840

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{347}}^1$

素因数の和:454

約数の個数: 64

約数和(自身を含む): 63892800

約数和(自身を除く): 36923960

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 67, 116, 134, 145, 232, 268, 290, 335, 347, 536, 580, 670, 694, 1160, 1340, 1388, 1735, 1943, 2680, 2776, 3470, 3886, 6940, 7772, 9715, 10063, 13880, 15544, 19430, 20126, 23249, 38860, 40252, 46498, 50315, 77720, 80504, 92996, 100630, 116245, 185992, 201260, 232490, 402520, 464980, 674221, 929960, 1348442, 2696884, 3371105, 5393768, 6742210, 13484420, 26968840]

約数ペア:

[(1, 26968840), (2, 13484420), (4, 6742210), (5, 5393768), (8, 3371105), (10, 2696884), (20, 1348442), (29, 929960), (40, 674221), (58, 464980), (67, 402520), (116, 232490), (134, 201260), (145, 185992), (232, 116245), (268, 100630), (290, 92996), (335, 80504), (347, 77720), (536, 50315), (580, 46498), (670, 40252), (694, 38860), (1160, 23249), (1340, 20126), (1388, 19430), (1735, 15544), (1943, 13880), (2680, 10063), (2776, 9715), (3470, 7772), (3886, 6940)]