172020110

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{2803}}^1$

素因数の和:2865

約数の個数: 48

約数和(自身を含む): 346136976

約数和(自身を除く): 174116866

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 361, 646, 722, 1615, 1805, 2803, 3230, 3610, 5606, 6137, 12274, 14015, 28030, 30685, 47651, 53257, 61370, 95302, 106514, 238255, 266285, 476510, 532570, 905369, 1011883, 1810738, 2023766, 4526845, 5059415, 9053690, 10118830, 17202011, 34404022, 86010055, 172020110]

約数ペア:

[(1, 172020110), (2, 86010055), (5, 34404022), (10, 17202011), (17, 10118830), (19, 9053690), (34, 5059415), (38, 4526845), (85, 2023766), (95, 1810738), (170, 1011883), (190, 905369), (323, 532570), (361, 476510), (646, 266285), (722, 238255), (1615, 106514), (1805, 95302), (2803, 61370), (3230, 53257), (3610, 47651), (5606, 30685), (6137, 28030), (12274, 14015)]