260403712

素因数分解:

$2^9\times {\mathrm{139}}^1\times {\mathrm{3659}}^1$

素因数の和:3816

約数の個数: 40

約数和(自身を含む): 524185200

約数和(自身を除く): 263781488

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 139, 256, 278, 512, 556, 1112, 2224, 3659, 4448, 7318, 8896, 14636, 17792, 29272, 35584, 58544, 71168, 117088, 234176, 468352, 508601, 936704, 1017202, 1873408, 2034404, 4068808, 8137616, 16275232, 32550464, 65100928, 130201856, 260403712]

約数ペア:

[(1, 260403712), (2, 130201856), (4, 65100928), (8, 32550464), (16, 16275232), (32, 8137616), (64, 4068808), (128, 2034404), (139, 1873408), (256, 1017202), (278, 936704), (512, 508601), (556, 468352), (1112, 234176), (2224, 117088), (3659, 71168), (4448, 58544), (7318, 35584), (8896, 29272), (14636, 17792)]