21836690540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{859}}^1\times {\mathrm{1697}}^1$

素因数の和:2679

約数の個数: 96

約数和(自身を含む): 52990640640

約数和(自身を除く): 31153950100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 107, 140, 214, 428, 535, 749, 859, 1070, 1498, 1697, 1718, 2140, 2996, 3394, 3436, 3745, 4295, 6013, 6788, 7490, 8485, 8590, 11879, 12026, 14980, 16970, 17180, 23758, 24052, 30065, 33940, 47516, 59395, 60130, 91913, 118790, 120260, 181579, 183826, 237580, 363158, 367652, 459565, 643391, 726316, 907895, 919130, 1271053, 1286782, 1457723, 1815790, 1838260, 2542106, 2573564, 2915446, 3216955, 3631580, 5084212, 5830892, 6355265, 6433910, 7288615, 10204061, 12710530, 12867820, 14577230, 20408122, 25421060, 29154460, 40816244, 51020305, 102040610, 155976361, 204081220, 311952722, 623905444, 779881805, 1091834527, 1559763610, 2183669054, 3119527220, 4367338108, 5459172635, 10918345270, 21836690540]

約数ペア:

[(1, 21836690540), (2, 10918345270), (4, 5459172635), (5, 4367338108), (7, 3119527220), (10, 2183669054), (14, 1559763610), (20, 1091834527), (28, 779881805), (35, 623905444), (70, 311952722), (107, 204081220), (140, 155976361), (214, 102040610), (428, 51020305), (535, 40816244), (749, 29154460), (859, 25421060), (1070, 20408122), (1498, 14577230), (1697, 12867820), (1718, 12710530), (2140, 10204061), (2996, 7288615), (3394, 6433910), (3436, 6355265), (3745, 5830892), (4295, 5084212), (6013, 3631580), (6788, 3216955), (7490, 2915446), (8485, 2573564), (8590, 2542106), (11879, 1838260), (12026, 1815790), (14980, 1457723), (16970, 1286782), (17180, 1271053), (23758, 919130), (24052, 907895), (30065, 726316), (33940, 643391), (47516, 459565), (59395, 367652), (60130, 363158), (91913, 237580), (118790, 183826), (120260, 181579)]