854240

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1$

素因数の和:315

約数の個数: 48

約数和(自身を含む): 2131920

約数和(自身を除く): 1277680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 281, 304, 380, 562, 608, 760, 1124, 1405, 1520, 2248, 2810, 3040, 4496, 5339, 5620, 8992, 10678, 11240, 21356, 22480, 26695, 42712, 44960, 53390, 85424, 106780, 170848, 213560, 427120, 854240]

約数ペア:

[(1, 854240), (2, 427120), (4, 213560), (5, 170848), (8, 106780), (10, 85424), (16, 53390), (19, 44960), (20, 42712), (32, 26695), (38, 22480), (40, 21356), (76, 11240), (80, 10678), (95, 8992), (152, 5620), (160, 5339), (190, 4496), (281, 3040), (304, 2810), (380, 2248), (562, 1520), (608, 1405), (760, 1124)]