8401478890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{59387}}^1$

素因数の和:59491

約数の個数: 64

約数和(自身を含む): 18061553664

約数和(自身を除く): 9660074774

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 47, 70, 86, 94, 215, 235, 301, 329, 430, 470, 602, 658, 1505, 1645, 2021, 3010, 3290, 4042, 10105, 14147, 20210, 28294, 59387, 70735, 118774, 141470, 296935, 415709, 593870, 831418, 2078545, 2553641, 2791189, 4157090, 5107282, 5582378, 12768205, 13955945, 17875487, 19538323, 25536410, 27911890, 35750974, 39076646, 89377435, 97691615, 120021127, 178754870, 195383230, 240042254, 600105635, 840147889, 1200211270, 1680295778, 4200739445, 8401478890]

約数ペア:

[(1, 8401478890), (2, 4200739445), (5, 1680295778), (7, 1200211270), (10, 840147889), (14, 600105635), (35, 240042254), (43, 195383230), (47, 178754870), (70, 120021127), (86, 97691615), (94, 89377435), (215, 39076646), (235, 35750974), (301, 27911890), (329, 25536410), (430, 19538323), (470, 17875487), (602, 13955945), (658, 12768205), (1505, 5582378), (1645, 5107282), (2021, 4157090), (3010, 2791189), (3290, 2553641), (4042, 2078545), (10105, 831418), (14147, 593870), (20210, 415709), (28294, 296935), (59387, 141470), (70735, 118774)]