8889494140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1549}}^1\times {\mathrm{16879}}^1$

素因数の和:18454

約数の個数: 48

約数和(自身を含む): 19779984000

約数和(自身を除く): 10890489860

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1549, 3098, 6196, 7745, 15490, 16879, 26333, 30980, 33758, 52666, 67516, 84395, 105332, 131665, 168790, 263330, 286943, 337580, 526660, 573886, 1147772, 1434715, 2869430, 5738860, 26145571, 52291142, 104582284, 130727855, 261455710, 444474707, 522911420, 888949414, 1777898828, 2222373535, 4444747070, 8889494140]

約数ペア:

[(1, 8889494140), (2, 4444747070), (4, 2222373535), (5, 1777898828), (10, 888949414), (17, 522911420), (20, 444474707), (34, 261455710), (68, 130727855), (85, 104582284), (170, 52291142), (340, 26145571), (1549, 5738860), (3098, 2869430), (6196, 1434715), (7745, 1147772), (15490, 573886), (16879, 526660), (26333, 337580), (30980, 286943), (33758, 263330), (52666, 168790), (67516, 131665), (84395, 105332)]