71674540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{511961}}^1$

素因数の和:511977

約数の個数: 24

約数和(自身を含む): 172019232

約数和(自身を除く): 100344692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 511961, 1023922, 2047844, 2559805, 3583727, 5119610, 7167454, 10239220, 14334908, 17918635, 35837270, 71674540]

約数ペア:

[(1, 71674540), (2, 35837270), (4, 17918635), (5, 14334908), (7, 10239220), (10, 7167454), (14, 5119610), (20, 3583727), (28, 2559805), (35, 2047844), (70, 1023922), (140, 511961)]