2999689940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{54679}}^1$

素因数の和:54912

約数の個数: 48

約数和(自身を含む): 6816190080

約数和(自身を除く): 3816500140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 211, 260, 422, 844, 1055, 2110, 2743, 4220, 5486, 10972, 13715, 27430, 54679, 54860, 109358, 218716, 273395, 546790, 710827, 1093580, 1421654, 2843308, 3554135, 7108270, 11537269, 14216540, 23074538, 46149076, 57686345, 115372690, 149984497, 230745380, 299968994, 599937988, 749922485, 1499844970, 2999689940]

約数ペア:

[(1, 2999689940), (2, 1499844970), (4, 749922485), (5, 599937988), (10, 299968994), (13, 230745380), (20, 149984497), (26, 115372690), (52, 57686345), (65, 46149076), (130, 23074538), (211, 14216540), (260, 11537269), (422, 7108270), (844, 3554135), (1055, 2843308), (2110, 1421654), (2743, 1093580), (4220, 710827), (5486, 546790), (10972, 273395), (13715, 218716), (27430, 109358), (54679, 54860)]