636843340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1289}}^1\times {\mathrm{3529}}^1$

素因数の和:4834

約数の個数: 48

約数和(自身を含む): 1530043200

約数和(自身を除く): 893199860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1289, 2578, 3529, 5156, 6445, 7058, 9023, 12890, 14116, 17645, 18046, 24703, 25780, 35290, 36092, 45115, 49406, 70580, 90230, 98812, 123515, 180460, 247030, 494060, 4548881, 9097762, 18195524, 22744405, 31842167, 45488810, 63684334, 90977620, 127368668, 159210835, 318421670, 636843340]

約数ペア:

[(1, 636843340), (2, 318421670), (4, 159210835), (5, 127368668), (7, 90977620), (10, 63684334), (14, 45488810), (20, 31842167), (28, 22744405), (35, 18195524), (70, 9097762), (140, 4548881), (1289, 494060), (2578, 247030), (3529, 180460), (5156, 123515), (6445, 98812), (7058, 90230), (9023, 70580), (12890, 49406), (14116, 45115), (17645, 36092), (18046, 35290), (24703, 25780)]