784721390

素因数分解:

$2^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{293}}^1\times {\mathrm{1201}}^1$

素因数の和:1724

約数の個数: 32

約数和(自身を含む): 1424860416

約数和(自身を除く): 640139026

約数列:

[1, 2, 5, 10, 223, 293, 446, 586, 1115, 1201, 1465, 2230, 2402, 2930, 6005, 12010, 65339, 130678, 267823, 326695, 351893, 535646, 653390, 703786, 1339115, 1759465, 2678230, 3518930, 78472139, 156944278, 392360695, 784721390]

約数ペア:

[(1, 784721390), (2, 392360695), (5, 156944278), (10, 78472139), (223, 3518930), (293, 2678230), (446, 1759465), (586, 1339115), (1115, 703786), (1201, 653390), (1465, 535646), (2230, 351893), (2402, 326695), (2930, 267823), (6005, 130678), (12010, 65339)]