989120

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1$

素因数の和:309

約数の個数: 56

約数和(自身を含む): 2578608

約数和(自身を除く): 1589488

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 281, 320, 352, 440, 562, 704, 880, 1124, 1405, 1760, 2248, 2810, 3091, 3520, 4496, 5620, 6182, 8992, 11240, 12364, 15455, 17984, 22480, 24728, 30910, 44960, 49456, 61820, 89920, 98912, 123640, 197824, 247280, 494560, 989120]

約数ペア:

[(1, 989120), (2, 494560), (4, 247280), (5, 197824), (8, 123640), (10, 98912), (11, 89920), (16, 61820), (20, 49456), (22, 44960), (32, 30910), (40, 24728), (44, 22480), (55, 17984), (64, 15455), (80, 12364), (88, 11240), (110, 8992), (160, 6182), (176, 5620), (220, 4496), (281, 3520), (320, 3091), (352, 2810), (440, 2248), (562, 1760), (704, 1405), (880, 1124)]