20241020

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{353}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 44247168

約数和(自身を除く): 24006148

約数列:

[1, 2, 4, 5, 10, 20, 47, 61, 94, 122, 188, 235, 244, 305, 353, 470, 610, 706, 940, 1220, 1412, 1765, 2867, 3530, 5734, 7060, 11468, 14335, 16591, 21533, 28670, 33182, 43066, 57340, 66364, 82955, 86132, 107665, 165910, 215330, 331820, 430660, 1012051, 2024102, 4048204, 5060255, 10120510, 20241020]

約数ペア:

[(1, 20241020), (2, 10120510), (4, 5060255), (5, 4048204), (10, 2024102), (20, 1012051), (47, 430660), (61, 331820), (94, 215330), (122, 165910), (188, 107665), (235, 86132), (244, 82955), (305, 66364), (353, 57340), (470, 43066), (610, 33182), (706, 28670), (940, 21533), (1220, 16591), (1412, 14335), (1765, 11468), (2867, 7060), (3530, 5734)]