205764280

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{177383}}^1$

素因数の和:177423

約数の個数: 32

約数和(自身を含む): 478936800

約数和(自身を除く): 273172520

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 177383, 354766, 709532, 886915, 1419064, 1773830, 3547660, 5144107, 7095320, 10288214, 20576428, 25720535, 41152856, 51441070, 102882140, 205764280]

約数ペア:

[(1, 205764280), (2, 102882140), (4, 51441070), (5, 41152856), (8, 25720535), (10, 20576428), (20, 10288214), (29, 7095320), (40, 5144107), (58, 3547660), (116, 1773830), (145, 1419064), (232, 886915), (290, 709532), (580, 354766), (1160, 177383)]