19539060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3659}}^1$

素因数の和:3760

約数の個数: 48

約数和(自身を含む): 55339200

約数和(自身を除く): 35800140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 3659, 5340, 7318, 10977, 14636, 18295, 21954, 36590, 43908, 54885, 73180, 109770, 219540, 325651, 651302, 976953, 1302604, 1628255, 1953906, 3256510, 3907812, 4884765, 6513020, 9769530, 19539060]

約数ペア:

[(1, 19539060), (2, 9769530), (3, 6513020), (4, 4884765), (5, 3907812), (6, 3256510), (10, 1953906), (12, 1628255), (15, 1302604), (20, 976953), (30, 651302), (60, 325651), (89, 219540), (178, 109770), (267, 73180), (356, 54885), (445, 43908), (534, 36590), (890, 21954), (1068, 18295), (1335, 14636), (1780, 10977), (2670, 7318), (3659, 5340)]