201803780

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1\times {\mathrm{601}}^1$

素因数の和:876

約数の個数: 48

約数和(自身を含む): 431243904

約数和(自身を除く): 229440124

約数列:

[1, 2, 4, 5, 10, 20, 103, 163, 206, 326, 412, 515, 601, 652, 815, 1030, 1202, 1630, 2060, 2404, 3005, 3260, 6010, 12020, 16789, 33578, 61903, 67156, 83945, 97963, 123806, 167890, 195926, 247612, 309515, 335780, 391852, 489815, 619030, 979630, 1238060, 1959260, 10090189, 20180378, 40360756, 50450945, 100901890, 201803780]

約数ペア:

[(1, 201803780), (2, 100901890), (4, 50450945), (5, 40360756), (10, 20180378), (20, 10090189), (103, 1959260), (163, 1238060), (206, 979630), (326, 619030), (412, 489815), (515, 391852), (601, 335780), (652, 309515), (815, 247612), (1030, 195926), (1202, 167890), (1630, 123806), (2060, 97963), (2404, 83945), (3005, 67156), (3260, 61903), (6010, 33578), (12020, 16789)]