38824520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{443}}^1$

素因数の和:774

約数の個数: 64

約数和(自身を含む): 100379520

約数和(自身を除く): 61555000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 313, 443, 626, 886, 1252, 1565, 1772, 2191, 2215, 2504, 3101, 3130, 3544, 4382, 4430, 6202, 6260, 8764, 8860, 10955, 12404, 12520, 15505, 17528, 17720, 21910, 24808, 31010, 43820, 62020, 87640, 124040, 138659, 277318, 554636, 693295, 970613, 1109272, 1386590, 1941226, 2773180, 3882452, 4853065, 5546360, 7764904, 9706130, 19412260, 38824520]

約数ペア:

[(1, 38824520), (2, 19412260), (4, 9706130), (5, 7764904), (7, 5546360), (8, 4853065), (10, 3882452), (14, 2773180), (20, 1941226), (28, 1386590), (35, 1109272), (40, 970613), (56, 693295), (70, 554636), (140, 277318), (280, 138659), (313, 124040), (443, 87640), (626, 62020), (886, 43820), (1252, 31010), (1565, 24808), (1772, 21910), (2191, 17720), (2215, 17528), (2504, 15505), (3101, 12520), (3130, 12404), (3544, 10955), (4382, 8860), (4430, 8764), (6202, 6260)]