15435220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{269}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 34473600

約数和(自身を除く): 19038380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 151, 190, 269, 302, 380, 538, 604, 755, 1076, 1345, 1510, 2690, 2869, 3020, 5111, 5380, 5738, 10222, 11476, 14345, 20444, 25555, 28690, 40619, 51110, 57380, 81238, 102220, 162476, 203095, 406190, 771761, 812380, 1543522, 3087044, 3858805, 7717610, 15435220]

約数ペア:

[(1, 15435220), (2, 7717610), (4, 3858805), (5, 3087044), (10, 1543522), (19, 812380), (20, 771761), (38, 406190), (76, 203095), (95, 162476), (151, 102220), (190, 81238), (269, 57380), (302, 51110), (380, 40619), (538, 28690), (604, 25555), (755, 20444), (1076, 14345), (1345, 11476), (1510, 10222), (2690, 5738), (2869, 5380), (3020, 5111)]