8105051780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{8270461}}^1$

素因数の和:8270484

約数の個数: 36

約数和(自身を含む): 19799486028

約数和(自身を除く): 11694434248

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 8270461, 16540922, 33081844, 41352305, 57893227, 82704610, 115786454, 165409220, 231572908, 289466135, 405252589, 578932270, 810505178, 1157864540, 1621010356, 2026262945, 4052525890, 8105051780]

約数ペア:

[(1, 8105051780), (2, 4052525890), (4, 2026262945), (5, 1621010356), (7, 1157864540), (10, 810505178), (14, 578932270), (20, 405252589), (28, 289466135), (35, 231572908), (49, 165409220), (70, 115786454), (98, 82704610), (140, 57893227), (196, 41352305), (245, 33081844), (490, 16540922), (980, 8270461)]