2530268

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:246

約数の個数: 36

約数和(自身を含む): 5072760

約数和(自身を除く): 2542492

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 169, 197, 247, 338, 394, 494, 676, 788, 988, 2561, 3211, 3743, 5122, 6422, 7486, 10244, 12844, 14972, 33293, 48659, 66586, 97318, 133172, 194636, 632567, 1265134, 2530268]

約数ペア:

[(1, 2530268), (2, 1265134), (4, 632567), (13, 194636), (19, 133172), (26, 97318), (38, 66586), (52, 48659), (76, 33293), (169, 14972), (197, 12844), (247, 10244), (338, 7486), (394, 6422), (494, 5122), (676, 3743), (788, 3211), (988, 2561)]