905920

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:185

約数の個数: 56

約数和(自身を含む): 2286000

約数和(自身を除く): 1380080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 149, 152, 160, 190, 298, 304, 320, 380, 596, 608, 745, 760, 1192, 1216, 1490, 1520, 2384, 2831, 2980, 3040, 4768, 5662, 5960, 6080, 9536, 11324, 11920, 14155, 22648, 23840, 28310, 45296, 47680, 56620, 90592, 113240, 181184, 226480, 452960, 905920]

約数ペア:

[(1, 905920), (2, 452960), (4, 226480), (5, 181184), (8, 113240), (10, 90592), (16, 56620), (19, 47680), (20, 45296), (32, 28310), (38, 23840), (40, 22648), (64, 14155), (76, 11920), (80, 11324), (95, 9536), (149, 6080), (152, 5960), (160, 5662), (190, 4768), (298, 3040), (304, 2980), (320, 2831), (380, 2384), (596, 1520), (608, 1490), (745, 1216), (760, 1192)]