91407020

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{1223}}^1$

素因数の和:1370

約数の個数: 48

約数和(自身を含む): 199257408

約数和(自身を除く): 107850388

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 101, 148, 185, 202, 370, 404, 505, 740, 1010, 1223, 2020, 2446, 3737, 4892, 6115, 7474, 12230, 14948, 18685, 24460, 37370, 45251, 74740, 90502, 123523, 181004, 226255, 247046, 452510, 494092, 617615, 905020, 1235230, 2470460, 4570351, 9140702, 18281404, 22851755, 45703510, 91407020]

約数ペア:

[(1, 91407020), (2, 45703510), (4, 22851755), (5, 18281404), (10, 9140702), (20, 4570351), (37, 2470460), (74, 1235230), (101, 905020), (148, 617615), (185, 494092), (202, 452510), (370, 247046), (404, 226255), (505, 181004), (740, 123523), (1010, 90502), (1223, 74740), (2020, 45251), (2446, 37370), (3737, 24460), (4892, 18685), (6115, 14948), (7474, 12230)]