20746470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{5279}}^1$

素因数の和:5420

約数の個数: 32

約数和(自身を含む): 50181120

約数和(自身を除く): 29434650

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 131, 262, 393, 655, 786, 1310, 1965, 3930, 5279, 10558, 15837, 26395, 31674, 52790, 79185, 158370, 691549, 1383098, 2074647, 3457745, 4149294, 6915490, 10373235, 20746470]

約数ペア:

[(1, 20746470), (2, 10373235), (3, 6915490), (5, 4149294), (6, 3457745), (10, 2074647), (15, 1383098), (30, 691549), (131, 158370), (262, 79185), (393, 52790), (655, 31674), (786, 26395), (1310, 15837), (1965, 10558), (3930, 5279)]