2489335940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{883}}^1\times {\mathrm{1549}}^1$

素因数の和:2461

約数の個数: 96

約数和(自身を含む): 6445420800

約数和(自身を除く): 3956084860

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 883, 910, 1549, 1766, 1820, 3098, 3532, 4415, 6181, 6196, 7745, 8830, 10843, 11479, 12362, 15490, 17660, 20137, 21686, 22958, 24724, 30905, 30980, 40274, 43372, 45916, 54215, 57395, 61810, 80353, 80548, 100685, 108430, 114790, 123620, 140959, 160706, 201370, 216860, 229580, 281918, 321412, 401765, 402740, 563836, 704795, 803530, 1367767, 1409590, 1607060, 2735534, 2819180, 5471068, 6838835, 9574369, 13677670, 17780971, 19148738, 27355340, 35561942, 38297476, 47871845, 71123884, 88904855, 95743690, 124466797, 177809710, 191487380, 248933594, 355619420, 497867188, 622333985, 1244667970, 2489335940]

約数ペア:

[(1, 2489335940), (2, 1244667970), (4, 622333985), (5, 497867188), (7, 355619420), (10, 248933594), (13, 191487380), (14, 177809710), (20, 124466797), (26, 95743690), (28, 88904855), (35, 71123884), (52, 47871845), (65, 38297476), (70, 35561942), (91, 27355340), (130, 19148738), (140, 17780971), (182, 13677670), (260, 9574369), (364, 6838835), (455, 5471068), (883, 2819180), (910, 2735534), (1549, 1607060), (1766, 1409590), (1820, 1367767), (3098, 803530), (3532, 704795), (4415, 563836), (6181, 402740), (6196, 401765), (7745, 321412), (8830, 281918), (10843, 229580), (11479, 216860), (12362, 201370), (15490, 160706), (17660, 140959), (20137, 123620), (21686, 114790), (22958, 108430), (24724, 100685), (30905, 80548), (30980, 80353), (40274, 61810), (43372, 57395), (45916, 54215)]