89479940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{4027}}^1$

素因数の和:4148

約数の個数: 48

約数和(自身を含む): 207071424

約数和(自身を除く): 117591484

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 101, 110, 202, 220, 404, 505, 1010, 1111, 2020, 2222, 4027, 4444, 5555, 8054, 11110, 16108, 20135, 22220, 40270, 44297, 80540, 88594, 177188, 221485, 406727, 442970, 813454, 885940, 1626908, 2033635, 4067270, 4473997, 8134540, 8947994, 17895988, 22369985, 44739970, 89479940]

約数ペア:

[(1, 89479940), (2, 44739970), (4, 22369985), (5, 17895988), (10, 8947994), (11, 8134540), (20, 4473997), (22, 4067270), (44, 2033635), (55, 1626908), (101, 885940), (110, 813454), (202, 442970), (220, 406727), (404, 221485), (505, 177188), (1010, 88594), (1111, 80540), (2020, 44297), (2222, 40270), (4027, 22220), (4444, 20135), (5555, 16108), (8054, 11110)]