187723610

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{149}}^1\times {\mathrm{349}}^1$

素因数の和:543

約数の個数: 48

約数和(自身を含む): 360045000

約数和(自身を除く): 172321390

約数列:

[1, 2, 5, 10, 19, 38, 95, 149, 190, 298, 349, 361, 698, 722, 745, 1490, 1745, 1805, 2831, 3490, 3610, 5662, 6631, 13262, 14155, 28310, 33155, 52001, 53789, 66310, 104002, 107578, 125989, 251978, 260005, 268945, 520010, 537890, 629945, 988019, 1259890, 1976038, 4940095, 9880190, 18772361, 37544722, 93861805, 187723610]

約数ペア:

[(1, 187723610), (2, 93861805), (5, 37544722), (10, 18772361), (19, 9880190), (38, 4940095), (95, 1976038), (149, 1259890), (190, 988019), (298, 629945), (349, 537890), (361, 520010), (698, 268945), (722, 260005), (745, 251978), (1490, 125989), (1745, 107578), (1805, 104002), (2831, 66310), (3490, 53789), (3610, 52001), (5662, 33155), (6631, 28310), (13262, 14155)]