138035380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{51893}}^1$

素因数の和:51928

約数の個数: 48

約数和(自身を含む): 348727680

約数和(自身を除く): 210692300

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 51893, 103786, 207572, 259465, 363251, 518930, 726502, 985967, 1037860, 1453004, 1816255, 1971934, 3632510, 3943868, 4929835, 6901769, 7265020, 9859670, 13803538, 19719340, 27607076, 34508845, 69017690, 138035380]

約数ペア:

[(1, 138035380), (2, 69017690), (4, 34508845), (5, 27607076), (7, 19719340), (10, 13803538), (14, 9859670), (19, 7265020), (20, 6901769), (28, 4929835), (35, 3943868), (38, 3632510), (70, 1971934), (76, 1816255), (95, 1453004), (133, 1037860), (140, 985967), (190, 726502), (266, 518930), (380, 363251), (532, 259465), (665, 207572), (1330, 103786), (2660, 51893)]