142770020

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{151883}}^1$

素因数の和:151939

約数の個数: 24

約数和(自身を含む): 306198144

約数和(自身を除く): 163428124

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 151883, 303766, 607532, 759415, 1518830, 3037660, 7138501, 14277002, 28554004, 35692505, 71385010, 142770020]

約数ペア:

[(1, 142770020), (2, 71385010), (4, 35692505), (5, 28554004), (10, 14277002), (20, 7138501), (47, 3037660), (94, 1518830), (188, 759415), (235, 607532), (470, 303766), (940, 151883)]