10521940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{283}}^1$

素因数の和:329

約数の個数: 72

約数和(自身を含む): 26193888

約数和(自身を除く): 15671948

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 169, 220, 260, 283, 286, 338, 566, 572, 676, 715, 845, 1132, 1415, 1430, 1690, 1859, 2830, 2860, 3113, 3380, 3679, 3718, 5660, 6226, 7358, 7436, 9295, 12452, 14716, 15565, 18395, 18590, 31130, 36790, 37180, 40469, 47827, 62260, 73580, 80938, 95654, 161876, 191308, 202345, 239135, 404690, 478270, 526097, 809380, 956540, 1052194, 2104388, 2630485, 5260970, 10521940]

約数ペア:

[(1, 10521940), (2, 5260970), (4, 2630485), (5, 2104388), (10, 1052194), (11, 956540), (13, 809380), (20, 526097), (22, 478270), (26, 404690), (44, 239135), (52, 202345), (55, 191308), (65, 161876), (110, 95654), (130, 80938), (143, 73580), (169, 62260), (220, 47827), (260, 40469), (283, 37180), (286, 36790), (338, 31130), (566, 18590), (572, 18395), (676, 15565), (715, 14716), (845, 12452), (1132, 9295), (1415, 7436), (1430, 7358), (1690, 6226), (1859, 5660), (2830, 3718), (2860, 3679), (3113, 3380)]