1854406970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1\times {\mathrm{2239}}^1$

素因数の和:2559

約数の個数: 64

約数和(自身を含む): 3766210560

約数和(自身を除く): 1911803590

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 277, 299, 554, 598, 1385, 1495, 2239, 2770, 2990, 3601, 4478, 6371, 7202, 11195, 12742, 18005, 22390, 29107, 31855, 36010, 51497, 58214, 63710, 82823, 102994, 145535, 165646, 257485, 291070, 414115, 514970, 620203, 669461, 828230, 1240406, 1338922, 3101015, 3347305, 6202030, 6694610, 8062639, 14264669, 16125278, 28529338, 40313195, 71323345, 80626390, 142646690, 185440697, 370881394, 927203485, 1854406970]

約数ペア:

[(1, 1854406970), (2, 927203485), (5, 370881394), (10, 185440697), (13, 142646690), (23, 80626390), (26, 71323345), (46, 40313195), (65, 28529338), (115, 16125278), (130, 14264669), (230, 8062639), (277, 6694610), (299, 6202030), (554, 3347305), (598, 3101015), (1385, 1338922), (1495, 1240406), (2239, 828230), (2770, 669461), (2990, 620203), (3601, 514970), (4478, 414115), (6371, 291070), (7202, 257485), (11195, 165646), (12742, 145535), (18005, 102994), (22390, 82823), (29107, 63710), (31855, 58214), (36010, 51497)]