16513420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{10723}}^1$

素因数の和:10750

約数の個数: 48

約数和(自身を含む): 43239168

約数和(自身を除く): 26725748

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 10723, 21446, 42892, 53615, 75061, 107230, 117953, 150122, 214460, 235906, 300244, 375305, 471812, 589765, 750610, 825671, 1179530, 1501220, 1651342, 2359060, 3302684, 4128355, 8256710, 16513420]

約数ペア:

[(1, 16513420), (2, 8256710), (4, 4128355), (5, 3302684), (7, 2359060), (10, 1651342), (11, 1501220), (14, 1179530), (20, 825671), (22, 750610), (28, 589765), (35, 471812), (44, 375305), (55, 300244), (70, 235906), (77, 214460), (110, 150122), (140, 117953), (154, 107230), (220, 75061), (308, 53615), (385, 42892), (770, 21446), (1540, 10723)]