12172020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{397}}^1$

素因数の和:489

約数の個数: 96

約数和(自身を含む): 39583488

約数和(自身を除く): 27411468

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 73, 84, 105, 140, 146, 210, 219, 292, 365, 397, 420, 438, 511, 730, 794, 876, 1022, 1095, 1191, 1460, 1533, 1588, 1985, 2044, 2190, 2382, 2555, 2779, 3066, 3970, 4380, 4764, 5110, 5558, 5955, 6132, 7665, 7940, 8337, 10220, 11116, 11910, 13895, 15330, 16674, 23820, 27790, 28981, 30660, 33348, 41685, 55580, 57962, 83370, 86943, 115924, 144905, 166740, 173886, 202867, 289810, 347772, 405734, 434715, 579620, 608601, 811468, 869430, 1014335, 1217202, 1738860, 2028670, 2434404, 3043005, 4057340, 6086010, 12172020]

約数ペア:

[(1, 12172020), (2, 6086010), (3, 4057340), (4, 3043005), (5, 2434404), (6, 2028670), (7, 1738860), (10, 1217202), (12, 1014335), (14, 869430), (15, 811468), (20, 608601), (21, 579620), (28, 434715), (30, 405734), (35, 347772), (42, 289810), (60, 202867), (70, 173886), (73, 166740), (84, 144905), (105, 115924), (140, 86943), (146, 83370), (210, 57962), (219, 55580), (292, 41685), (365, 33348), (397, 30660), (420, 28981), (438, 27790), (511, 23820), (730, 16674), (794, 15330), (876, 13895), (1022, 11910), (1095, 11116), (1191, 10220), (1460, 8337), (1533, 7940), (1588, 7665), (1985, 6132), (2044, 5955), (2190, 5558), (2382, 5110), (2555, 4764), (2779, 4380), (3066, 3970)]