20040200

素因数分解:

$2^3\times 5^2\times {\mathrm{97}}^1\times {\mathrm{1033}}^1$

素因数の和:1146

約数の個数: 48

約数和(自身を含む): 47119380

約数和(自身を除く): 27079180

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 97, 100, 194, 200, 388, 485, 776, 970, 1033, 1940, 2066, 2425, 3880, 4132, 4850, 5165, 8264, 9700, 10330, 19400, 20660, 25825, 41320, 51650, 100201, 103300, 200402, 206600, 400804, 501005, 801608, 1002010, 2004020, 2505025, 4008040, 5010050, 10020100, 20040200]

約数ペア:

[(1, 20040200), (2, 10020100), (4, 5010050), (5, 4008040), (8, 2505025), (10, 2004020), (20, 1002010), (25, 801608), (40, 501005), (50, 400804), (97, 206600), (100, 200402), (194, 103300), (200, 100201), (388, 51650), (485, 41320), (776, 25825), (970, 20660), (1033, 19400), (1940, 10330), (2066, 9700), (2425, 8264), (3880, 5165), (4132, 4850)]