140202412

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{443}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 286433280

約数和(自身を除く): 146230868

約数列:

[1, 2, 4, 7, 14, 28, 89, 127, 178, 254, 356, 443, 508, 623, 886, 889, 1246, 1772, 1778, 2492, 3101, 3556, 6202, 11303, 12404, 22606, 39427, 45212, 56261, 78854, 79121, 112522, 157708, 158242, 225044, 275989, 316484, 393827, 551978, 787654, 1103956, 1575308, 5007229, 10014458, 20028916, 35050603, 70101206, 140202412]

約数ペア:

[(1, 140202412), (2, 70101206), (4, 35050603), (7, 20028916), (14, 10014458), (28, 5007229), (89, 1575308), (127, 1103956), (178, 787654), (254, 551978), (356, 393827), (443, 316484), (508, 275989), (623, 225044), (886, 158242), (889, 157708), (1246, 112522), (1772, 79121), (1778, 78854), (2492, 56261), (3101, 45212), (3556, 39427), (6202, 22606), (11303, 12404)]