11729380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{229}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 26777520

約数和(自身を除く): 15048140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 197, 229, 260, 394, 458, 788, 916, 985, 1145, 1970, 2290, 2561, 2977, 3940, 4580, 5122, 5954, 10244, 11908, 12805, 14885, 25610, 29770, 45113, 51220, 59540, 90226, 180452, 225565, 451130, 586469, 902260, 1172938, 2345876, 2932345, 5864690, 11729380]

約数ペア:

[(1, 11729380), (2, 5864690), (4, 2932345), (5, 2345876), (10, 1172938), (13, 902260), (20, 586469), (26, 451130), (52, 225565), (65, 180452), (130, 90226), (197, 59540), (229, 51220), (260, 45113), (394, 29770), (458, 25610), (788, 14885), (916, 12805), (985, 11908), (1145, 10244), (1970, 5954), (2290, 5122), (2561, 4580), (2977, 3940)]