145274780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1037677}}^1$

素因数の和:1037693

約数の個数: 24

約数和(自身を含む): 348659808

約数和(自身を除く): 203385028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1037677, 2075354, 4150708, 5188385, 7263739, 10376770, 14527478, 20753540, 29054956, 36318695, 72637390, 145274780]

約数ペア:

[(1, 145274780), (2, 72637390), (4, 36318695), (5, 29054956), (7, 20753540), (10, 14527478), (14, 10376770), (20, 7263739), (28, 5188385), (35, 4150708), (70, 2075354), (140, 1037677)]