120001240

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{22901}}^1$

素因数の和:23043

約数の個数: 32

約数和(自身を含む): 272075760

約数和(自身を除く): 152074520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 22901, 45802, 91604, 114505, 183208, 229010, 458020, 916040, 3000031, 6000062, 12000124, 15000155, 24000248, 30000310, 60000620, 120001240]

約数ペア:

[(1, 120001240), (2, 60000620), (4, 30000310), (5, 24000248), (8, 15000155), (10, 12000124), (20, 6000062), (40, 3000031), (131, 916040), (262, 458020), (524, 229010), (655, 183208), (1048, 114505), (1310, 91604), (2620, 45802), (5240, 22901)]