12478654130

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{479}}^1\times {\mathrm{4423}}^1$

素因数の和:4959

約数の個数: 64

約数和(自身を含む): 24462950400

約数和(自身を除く): 11984296270

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 155, 190, 310, 479, 589, 958, 1178, 2395, 2945, 4423, 4790, 5890, 8846, 9101, 14849, 18202, 22115, 29698, 44230, 45505, 74245, 84037, 91010, 137113, 148490, 168074, 274226, 282131, 420185, 564262, 685565, 840370, 1371130, 1410655, 2118617, 2605147, 2821310, 4237234, 5210294, 10593085, 13025735, 21186170, 26051470, 40253723, 65677127, 80507446, 131354254, 201268615, 328385635, 402537230, 656771270, 1247865413, 2495730826, 6239327065, 12478654130]

約数ペア:

[(1, 12478654130), (2, 6239327065), (5, 2495730826), (10, 1247865413), (19, 656771270), (31, 402537230), (38, 328385635), (62, 201268615), (95, 131354254), (155, 80507446), (190, 65677127), (310, 40253723), (479, 26051470), (589, 21186170), (958, 13025735), (1178, 10593085), (2395, 5210294), (2945, 4237234), (4423, 2821310), (4790, 2605147), (5890, 2118617), (8846, 1410655), (9101, 1371130), (14849, 840370), (18202, 685565), (22115, 564262), (29698, 420185), (44230, 282131), (45505, 274226), (74245, 168074), (84037, 148490), (91010, 137113)]