860409280

素因数分解:

$2^6\times 5^1\times {\mathrm{89}}^1\times {\mathrm{30211}}^1$

素因数の和:30317

約数の個数: 56

約数和(自身を含む): 2071938960

約数和(自身を除く): 1211529680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 160, 178, 320, 356, 445, 712, 890, 1424, 1780, 2848, 3560, 5696, 7120, 14240, 28480, 30211, 60422, 120844, 151055, 241688, 302110, 483376, 604220, 966752, 1208440, 1933504, 2416880, 2688779, 4833760, 5377558, 9667520, 10755116, 13443895, 21510232, 26887790, 43020464, 53775580, 86040928, 107551160, 172081856, 215102320, 430204640, 860409280]

約数ペア:

[(1, 860409280), (2, 430204640), (4, 215102320), (5, 172081856), (8, 107551160), (10, 86040928), (16, 53775580), (20, 43020464), (32, 26887790), (40, 21510232), (64, 13443895), (80, 10755116), (89, 9667520), (160, 5377558), (178, 4833760), (320, 2688779), (356, 2416880), (445, 1933504), (712, 1208440), (890, 966752), (1424, 604220), (1780, 483376), (2848, 302110), (3560, 241688), (5696, 151055), (7120, 120844), (14240, 60422), (28480, 30211)]