40197088

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{223}}^1$

素因数の和:407

約数の個数: 48

約数和(自身を含む): 81962496

約数和(自身を除く): 41765408

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 131, 172, 223, 262, 344, 446, 524, 688, 892, 1048, 1376, 1784, 2096, 3568, 4192, 5633, 7136, 9589, 11266, 19178, 22532, 29213, 38356, 45064, 58426, 76712, 90128, 116852, 153424, 180256, 233704, 306848, 467408, 934816, 1256159, 2512318, 5024636, 10049272, 20098544, 40197088]

約数ペア:

[(1, 40197088), (2, 20098544), (4, 10049272), (8, 5024636), (16, 2512318), (32, 1256159), (43, 934816), (86, 467408), (131, 306848), (172, 233704), (223, 180256), (262, 153424), (344, 116852), (446, 90128), (524, 76712), (688, 58426), (892, 45064), (1048, 38356), (1376, 29213), (1784, 22532), (2096, 19178), (3568, 11266), (4192, 9589), (5633, 7136)]