921760

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{823}}^1$

素因数の和:845

約数の個数: 48

約数和(自身を含む): 2491776

約数和(自身を除く): 1570016

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 823, 1120, 1646, 3292, 4115, 5761, 6584, 8230, 11522, 13168, 16460, 23044, 26336, 28805, 32920, 46088, 57610, 65840, 92176, 115220, 131680, 184352, 230440, 460880, 921760]

約数ペア:

[(1, 921760), (2, 460880), (4, 230440), (5, 184352), (7, 131680), (8, 115220), (10, 92176), (14, 65840), (16, 57610), (20, 46088), (28, 32920), (32, 28805), (35, 26336), (40, 23044), (56, 16460), (70, 13168), (80, 11522), (112, 8230), (140, 6584), (160, 5761), (224, 4115), (280, 3292), (560, 1646), (823, 1120)]