28878848

素因数分解:

$2^{11}\times {\mathrm{59}}^1\times {\mathrm{239}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 58968000

約数和(自身を除く): 30089152

約数列:

[1, 2, 4, 8, 16, 32, 59, 64, 118, 128, 236, 239, 256, 472, 478, 512, 944, 956, 1024, 1888, 1912, 2048, 3776, 3824, 7552, 7648, 14101, 15104, 15296, 28202, 30208, 30592, 56404, 60416, 61184, 112808, 120832, 122368, 225616, 244736, 451232, 489472, 902464, 1804928, 3609856, 7219712, 14439424, 28878848]

約数ペア:

[(1, 28878848), (2, 14439424), (4, 7219712), (8, 3609856), (16, 1804928), (32, 902464), (59, 489472), (64, 451232), (118, 244736), (128, 225616), (236, 122368), (239, 120832), (256, 112808), (472, 61184), (478, 60416), (512, 56404), (944, 30592), (956, 30208), (1024, 28202), (1888, 15296), (1912, 15104), (2048, 14101), (3776, 7648), (3824, 7552)]