19701630

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1871}}^1$

素因数の和:1903

約数の個数: 80

約数和(自身を含む): 57081024

約数和(自身を除く): 37379394

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 81, 90, 117, 130, 135, 162, 195, 234, 270, 351, 390, 405, 585, 702, 810, 1053, 1170, 1755, 1871, 2106, 3510, 3742, 5265, 5613, 9355, 10530, 11226, 16839, 18710, 24323, 28065, 33678, 48646, 50517, 56130, 72969, 84195, 101034, 121615, 145938, 151551, 168390, 218907, 243230, 252585, 303102, 364845, 437814, 505170, 656721, 729690, 757755, 1094535, 1313442, 1515510, 1970163, 2189070, 3283605, 3940326, 6567210, 9850815, 19701630]

約数ペア:

[(1, 19701630), (2, 9850815), (3, 6567210), (5, 3940326), (6, 3283605), (9, 2189070), (10, 1970163), (13, 1515510), (15, 1313442), (18, 1094535), (26, 757755), (27, 729690), (30, 656721), (39, 505170), (45, 437814), (54, 364845), (65, 303102), (78, 252585), (81, 243230), (90, 218907), (117, 168390), (130, 151551), (135, 145938), (162, 121615), (195, 101034), (234, 84195), (270, 72969), (351, 56130), (390, 50517), (405, 48646), (585, 33678), (702, 28065), (810, 24323), (1053, 18710), (1170, 16839), (1755, 11226), (1871, 10530), (2106, 9355), (3510, 5613), (3742, 5265)]