4925180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{997}}^1$

素因数の和:1038

約数の個数: 48

約数和(自身を含む): 11736480

約数和(自身を除く): 6811300

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 997, 1235, 1994, 2470, 3988, 4940, 4985, 9970, 12961, 18943, 19940, 25922, 37886, 51844, 64805, 75772, 94715, 129610, 189430, 246259, 259220, 378860, 492518, 985036, 1231295, 2462590, 4925180]

約数ペア:

[(1, 4925180), (2, 2462590), (4, 1231295), (5, 985036), (10, 492518), (13, 378860), (19, 259220), (20, 246259), (26, 189430), (38, 129610), (52, 94715), (65, 75772), (76, 64805), (95, 51844), (130, 37886), (190, 25922), (247, 19940), (260, 18943), (380, 12961), (494, 9970), (988, 4985), (997, 4940), (1235, 3988), (1994, 2470)]