17778849860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{314003}}^1$

素因数の和:314180

約数の個数: 48

約数和(自身を含む): 39564504000

約数和(自身を除く): 21785654140

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 149, 190, 298, 380, 596, 745, 1490, 2831, 2980, 5662, 11324, 14155, 28310, 56620, 314003, 628006, 1256012, 1570015, 3140030, 5966057, 6280060, 11932114, 23864228, 29830285, 46786447, 59660570, 93572894, 119321140, 187145788, 233932235, 467864470, 888942493, 935728940, 1777884986, 3555769972, 4444712465, 8889424930, 17778849860]

約数ペア:

[(1, 17778849860), (2, 8889424930), (4, 4444712465), (5, 3555769972), (10, 1777884986), (19, 935728940), (20, 888942493), (38, 467864470), (76, 233932235), (95, 187145788), (149, 119321140), (190, 93572894), (298, 59660570), (380, 46786447), (596, 29830285), (745, 23864228), (1490, 11932114), (2831, 6280060), (2980, 5966057), (5662, 3140030), (11324, 1570015), (14155, 1256012), (28310, 628006), (56620, 314003)]