20240440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{293}}^1$

素因数の和:472

約数の個数: 64

約数和(自身を含む): 50168160

約数和(自身を除く): 29927720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 157, 220, 293, 314, 440, 586, 628, 785, 1172, 1256, 1465, 1570, 1727, 2344, 2930, 3140, 3223, 3454, 5860, 6280, 6446, 6908, 8635, 11720, 12892, 13816, 16115, 17270, 25784, 32230, 34540, 46001, 64460, 69080, 92002, 128920, 184004, 230005, 368008, 460010, 506011, 920020, 1012022, 1840040, 2024044, 2530055, 4048088, 5060110, 10120220, 20240440]

約数ペア:

[(1, 20240440), (2, 10120220), (4, 5060110), (5, 4048088), (8, 2530055), (10, 2024044), (11, 1840040), (20, 1012022), (22, 920020), (40, 506011), (44, 460010), (55, 368008), (88, 230005), (110, 184004), (157, 128920), (220, 92002), (293, 69080), (314, 64460), (440, 46001), (586, 34540), (628, 32230), (785, 25784), (1172, 17270), (1256, 16115), (1465, 13816), (1570, 12892), (1727, 11720), (2344, 8635), (2930, 6908), (3140, 6446), (3223, 6280), (3454, 5860)]