27905870

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{761}}^1$

素因数の和:980

約数の個数: 32

約数和(自身を含む): 53218080

約数和(自身を除く): 25312210

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 193, 386, 761, 965, 1522, 1930, 3667, 3805, 7334, 7610, 14459, 18335, 28918, 36670, 72295, 144590, 146873, 293746, 734365, 1468730, 2790587, 5581174, 13952935, 27905870]

約数ペア:

[(1, 27905870), (2, 13952935), (5, 5581174), (10, 2790587), (19, 1468730), (38, 734365), (95, 293746), (190, 146873), (193, 144590), (386, 72295), (761, 36670), (965, 28918), (1522, 18335), (1930, 14459), (3667, 7610), (3805, 7334)]