20090840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{593}}^1$

素因数の和:633

約数の個数: 96

約数和(自身を含む): 56881440

約数和(自身を除く): 36790600

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 121, 140, 154, 220, 242, 280, 308, 385, 440, 484, 593, 605, 616, 770, 847, 968, 1186, 1210, 1540, 1694, 2372, 2420, 2965, 3080, 3388, 4151, 4235, 4744, 4840, 5930, 6523, 6776, 8302, 8470, 11860, 13046, 16604, 16940, 20755, 23720, 26092, 32615, 33208, 33880, 41510, 45661, 52184, 65230, 71753, 83020, 91322, 130460, 143506, 166040, 182644, 228305, 260920, 287012, 358765, 365288, 456610, 502271, 574024, 717530, 913220, 1004542, 1435060, 1826440, 2009084, 2511355, 2870120, 4018168, 5022710, 10045420, 20090840]

約数ペア:

[(1, 20090840), (2, 10045420), (4, 5022710), (5, 4018168), (7, 2870120), (8, 2511355), (10, 2009084), (11, 1826440), (14, 1435060), (20, 1004542), (22, 913220), (28, 717530), (35, 574024), (40, 502271), (44, 456610), (55, 365288), (56, 358765), (70, 287012), (77, 260920), (88, 228305), (110, 182644), (121, 166040), (140, 143506), (154, 130460), (220, 91322), (242, 83020), (280, 71753), (308, 65230), (385, 52184), (440, 45661), (484, 41510), (593, 33880), (605, 33208), (616, 32615), (770, 26092), (847, 23720), (968, 20755), (1186, 16940), (1210, 16604), (1540, 13046), (1694, 11860), (2372, 8470), (2420, 8302), (2965, 6776), (3080, 6523), (3388, 5930), (4151, 4840), (4235, 4744)]