5480540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 12573792

約数和(自身を除く): 7093252

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 107, 130, 197, 214, 260, 394, 428, 535, 788, 985, 1070, 1391, 1970, 2140, 2561, 2782, 3940, 5122, 5564, 6955, 10244, 12805, 13910, 21079, 25610, 27820, 42158, 51220, 84316, 105395, 210790, 274027, 421580, 548054, 1096108, 1370135, 2740270, 5480540]

約数ペア:

[(1, 5480540), (2, 2740270), (4, 1370135), (5, 1096108), (10, 548054), (13, 421580), (20, 274027), (26, 210790), (52, 105395), (65, 84316), (107, 51220), (130, 42158), (197, 27820), (214, 25610), (260, 21079), (394, 13910), (428, 12805), (535, 10244), (788, 6955), (985, 5564), (1070, 5122), (1391, 3940), (1970, 2782), (2140, 2561)]