15630940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{761}}^1$

素因数の和:862

約数の個数: 48

約数和(自身を含む): 35844480

約数和(自身を除く): 20213540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 260, 316, 395, 761, 790, 1027, 1522, 1580, 2054, 3044, 3805, 4108, 5135, 7610, 9893, 10270, 15220, 19786, 20540, 39572, 49465, 60119, 98930, 120238, 197860, 240476, 300595, 601190, 781547, 1202380, 1563094, 3126188, 3907735, 7815470, 15630940]

約数ペア:

[(1, 15630940), (2, 7815470), (4, 3907735), (5, 3126188), (10, 1563094), (13, 1202380), (20, 781547), (26, 601190), (52, 300595), (65, 240476), (79, 197860), (130, 120238), (158, 98930), (260, 60119), (316, 49465), (395, 39572), (761, 20540), (790, 19786), (1027, 15220), (1522, 10270), (1580, 9893), (2054, 7610), (3044, 5135), (3805, 4108)]