620310310

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{7121}}^1$

素因数の和:7440

約数の個数: 32

約数和(自身を含む): 1156840704

約数和(自身を除く): 536530394

約数列:

[1, 2, 5, 10, 31, 62, 155, 281, 310, 562, 1405, 2810, 7121, 8711, 14242, 17422, 35605, 43555, 71210, 87110, 220751, 441502, 1103755, 2001001, 2207510, 4002002, 10005005, 20010010, 62031031, 124062062, 310155155, 620310310]

約数ペア:

[(1, 620310310), (2, 310155155), (5, 124062062), (10, 62031031), (31, 20010010), (62, 10005005), (155, 4002002), (281, 2207510), (310, 2001001), (562, 1103755), (1405, 441502), (2810, 220751), (7121, 87110), (8711, 71210), (14242, 43555), (17422, 35605)]