40548040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{77977}}^1$

素因数の和:78001

約数の個数: 32

約数和(自身を含む): 98252280

約数和(自身を除く): 57704240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 77977, 155954, 311908, 389885, 623816, 779770, 1013701, 1559540, 2027402, 3119080, 4054804, 5068505, 8109608, 10137010, 20274020, 40548040]

約数ペア:

[(1, 40548040), (2, 20274020), (4, 10137010), (5, 8109608), (8, 5068505), (10, 4054804), (13, 3119080), (20, 2027402), (26, 1559540), (40, 1013701), (52, 779770), (65, 623816), (104, 389885), (130, 311908), (260, 155954), (520, 77977)]