8744540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{8923}}^1$

素因数の和:8946

約数の個数: 36

約数和(自身を含む): 21364056

約数和(自身を除く): 12619516

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 8923, 17846, 35692, 44615, 62461, 89230, 124922, 178460, 249844, 312305, 437227, 624610, 874454, 1249220, 1748908, 2186135, 4372270, 8744540]

約数ペア:

[(1, 8744540), (2, 4372270), (4, 2186135), (5, 1748908), (7, 1249220), (10, 874454), (14, 624610), (20, 437227), (28, 312305), (35, 249844), (49, 178460), (70, 124922), (98, 89230), (140, 62461), (196, 44615), (245, 35692), (490, 17846), (980, 8923)]