2169340

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1373}}^1$

素因数の和:1461

約数の個数: 24

約数和(自身を含む): 4616640

約数和(自身を除く): 2447300

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1373, 1580, 2746, 5492, 6865, 13730, 27460, 108467, 216934, 433868, 542335, 1084670, 2169340]

約数ペア:

[(1, 2169340), (2, 1084670), (4, 542335), (5, 433868), (10, 216934), (20, 108467), (79, 27460), (158, 13730), (316, 6865), (395, 5492), (790, 2746), (1373, 1580)]