206821910

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{571}}^1\times {\mathrm{1249}}^1$

素因数の和:1856

約数の個数: 32

約数和(自身を含む): 386100000

約数和(自身を除く): 179278090

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 571, 1142, 1249, 2498, 2855, 5710, 6245, 12490, 16559, 33118, 36221, 72442, 82795, 165590, 181105, 362210, 713179, 1426358, 3565895, 7131790, 20682191, 41364382, 103410955, 206821910]

約数ペア:

[(1, 206821910), (2, 103410955), (5, 41364382), (10, 20682191), (29, 7131790), (58, 3565895), (145, 1426358), (290, 713179), (571, 362210), (1142, 181105), (1249, 165590), (2498, 82795), (2855, 72442), (5710, 36221), (6245, 33118), (12490, 16559)]