147872680

素因数分解:

$2^3\times 5^1\times {\mathrm{487}}^1\times {\mathrm{7591}}^1$

素因数の和:8089

約数の個数: 32

約数和(自身を含む): 333440640

約数和(自身を除く): 185567960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 487, 974, 1948, 2435, 3896, 4870, 7591, 9740, 15182, 19480, 30364, 37955, 60728, 75910, 151820, 303640, 3696817, 7393634, 14787268, 18484085, 29574536, 36968170, 73936340, 147872680]

約数ペア:

[(1, 147872680), (2, 73936340), (4, 36968170), (5, 29574536), (8, 18484085), (10, 14787268), (20, 7393634), (40, 3696817), (487, 303640), (974, 151820), (1948, 75910), (2435, 60728), (3896, 37955), (4870, 30364), (7591, 19480), (9740, 15182)]