28255370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19759}}^1$

素因数の和:19790

約数の個数: 32

約数和(自身を含む): 59754240

約数和(自身を除く): 31498870

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 19759, 39518, 98795, 197590, 217349, 256867, 434698, 513734, 1086745, 1284335, 2173490, 2568670, 2825537, 5651074, 14127685, 28255370]

約数ペア:

[(1, 28255370), (2, 14127685), (5, 5651074), (10, 2825537), (11, 2568670), (13, 2173490), (22, 1284335), (26, 1086745), (55, 513734), (65, 434698), (110, 256867), (130, 217349), (143, 197590), (286, 98795), (715, 39518), (1430, 19759)]