19406760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3761}}^1$

素因数の和:3818

約数の個数: 64

約数和(自身を含む): 59590080

約数和(自身を除く): 40183320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 3761, 5160, 7522, 11283, 15044, 18805, 22566, 30088, 37610, 45132, 56415, 75220, 90264, 112830, 150440, 161723, 225660, 323446, 451320, 485169, 646892, 808615, 970338, 1293784, 1617230, 1940676, 2425845, 3234460, 3881352, 4851690, 6468920, 9703380, 19406760]

約数ペア:

[(1, 19406760), (2, 9703380), (3, 6468920), (4, 4851690), (5, 3881352), (6, 3234460), (8, 2425845), (10, 1940676), (12, 1617230), (15, 1293784), (20, 970338), (24, 808615), (30, 646892), (40, 485169), (43, 451320), (60, 323446), (86, 225660), (120, 161723), (129, 150440), (172, 112830), (215, 90264), (258, 75220), (344, 56415), (430, 45132), (516, 37610), (645, 30088), (860, 22566), (1032, 18805), (1290, 15044), (1720, 11283), (2580, 7522), (3761, 5160)]