3913220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 8805888

約数和(自身を除く): 4892668

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 47, 92, 94, 115, 181, 188, 230, 235, 362, 460, 470, 724, 905, 940, 1081, 1810, 2162, 3620, 4163, 4324, 5405, 8326, 8507, 10810, 16652, 17014, 20815, 21620, 34028, 41630, 42535, 83260, 85070, 170140, 195661, 391322, 782644, 978305, 1956610, 3913220]

約数ペア:

[(1, 3913220), (2, 1956610), (4, 978305), (5, 782644), (10, 391322), (20, 195661), (23, 170140), (46, 85070), (47, 83260), (92, 42535), (94, 41630), (115, 34028), (181, 21620), (188, 20815), (230, 17014), (235, 16652), (362, 10810), (460, 8507), (470, 8326), (724, 5405), (905, 4324), (940, 4163), (1081, 3620), (1810, 2162)]