4919665240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{89189}}^1$

素因数の和:89404

約数の個数: 64

約数和(自身を含む): 12714926400

約数和(自身を除く): 7795261160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 197, 280, 394, 788, 985, 1379, 1576, 1970, 2758, 3940, 5516, 6895, 7880, 11032, 13790, 27580, 55160, 89189, 178378, 356756, 445945, 624323, 713512, 891890, 1248646, 1783780, 2497292, 3121615, 3567560, 4994584, 6243230, 12486460, 17570233, 24972920, 35140466, 70280932, 87851165, 122991631, 140561864, 175702330, 245983262, 351404660, 491966524, 614958155, 702809320, 983933048, 1229916310, 2459832620, 4919665240]

約数ペア:

[(1, 4919665240), (2, 2459832620), (4, 1229916310), (5, 983933048), (7, 702809320), (8, 614958155), (10, 491966524), (14, 351404660), (20, 245983262), (28, 175702330), (35, 140561864), (40, 122991631), (56, 87851165), (70, 70280932), (140, 35140466), (197, 24972920), (280, 17570233), (394, 12486460), (788, 6243230), (985, 4994584), (1379, 3567560), (1576, 3121615), (1970, 2497292), (2758, 1783780), (3940, 1248646), (5516, 891890), (6895, 713512), (7880, 624323), (11032, 445945), (13790, 356756), (27580, 178378), (55160, 89189)]