2115460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{293}}^1$

素因数の和:340

約数の個数: 36

約数和(自身を含む): 4704588

約数和(自身を除く): 2589128

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 293, 361, 380, 586, 722, 1172, 1444, 1465, 1805, 2930, 3610, 5567, 5860, 7220, 11134, 22268, 27835, 55670, 105773, 111340, 211546, 423092, 528865, 1057730, 2115460]

約数ペア:

[(1, 2115460), (2, 1057730), (4, 528865), (5, 423092), (10, 211546), (19, 111340), (20, 105773), (38, 55670), (76, 27835), (95, 22268), (190, 11134), (293, 7220), (361, 5860), (380, 5567), (586, 3610), (722, 2930), (1172, 1805), (1444, 1465)]