720787972

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{1171}}^1\times {\mathrm{4159}}^1$

素因数の和:5371

約数の個数: 24

約数和(自身を含む): 1296888320

約数和(自身を除く): 576100348

約数列:

[1, 2, 4, 37, 74, 148, 1171, 2342, 4159, 4684, 8318, 16636, 43327, 86654, 153883, 173308, 307766, 615532, 4870189, 9740378, 19480756, 180196993, 360393986, 720787972]

約数ペア:

[(1, 720787972), (2, 360393986), (4, 180196993), (37, 19480756), (74, 9740378), (148, 4870189), (1171, 615532), (2342, 307766), (4159, 173308), (4684, 153883), (8318, 86654), (16636, 43327)]