20084101430

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{104971}}^1$

素因数の和:105069

約数の個数: 48

約数和(自身を含む): 38874490704

約数和(自身を除く): 18790389274

約数列:

[1, 2, 5, 10, 19, 38, 53, 95, 106, 190, 265, 361, 530, 722, 1007, 1805, 2014, 3610, 5035, 10070, 19133, 38266, 95665, 104971, 191330, 209942, 524855, 1049710, 1994449, 3988898, 5563463, 9972245, 11126926, 19944490, 27817315, 37894531, 55634630, 75789062, 105705797, 189472655, 211411594, 378945310, 528528985, 1057057970, 2008410143, 4016820286, 10042050715, 20084101430]

約数ペア:

[(1, 20084101430), (2, 10042050715), (5, 4016820286), (10, 2008410143), (19, 1057057970), (38, 528528985), (53, 378945310), (95, 211411594), (106, 189472655), (190, 105705797), (265, 75789062), (361, 55634630), (530, 37894531), (722, 27817315), (1007, 19944490), (1805, 11126926), (2014, 9972245), (3610, 5563463), (5035, 3988898), (10070, 1994449), (19133, 1049710), (38266, 524855), (95665, 209942), (104971, 191330)]