20124890630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{76147}}^1$

素因数の和:76293

約数の個数: 64

約数和(自身を含む): 41448879360

約数和(自身を除く): 21323988730

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 107, 130, 190, 214, 247, 494, 535, 1070, 1235, 1391, 2033, 2470, 2782, 4066, 6955, 10165, 13910, 20330, 26429, 52858, 76147, 132145, 152294, 264290, 380735, 761470, 989911, 1446793, 1979822, 2893586, 4949555, 7233965, 8147729, 9899110, 14467930, 16295458, 18808309, 37616618, 40738645, 81477290, 94041545, 105920477, 154806851, 188083090, 211840954, 309613702, 529602385, 774034255, 1059204770, 1548068510, 2012489063, 4024978126, 10062445315, 20124890630]

約数ペア:

[(1, 20124890630), (2, 10062445315), (5, 4024978126), (10, 2012489063), (13, 1548068510), (19, 1059204770), (26, 774034255), (38, 529602385), (65, 309613702), (95, 211840954), (107, 188083090), (130, 154806851), (190, 105920477), (214, 94041545), (247, 81477290), (494, 40738645), (535, 37616618), (1070, 18808309), (1235, 16295458), (1391, 14467930), (2033, 9899110), (2470, 8147729), (2782, 7233965), (4066, 4949555), (6955, 2893586), (10165, 1979822), (13910, 1446793), (20330, 989911), (26429, 761470), (52858, 380735), (76147, 264290), (132145, 152294)]