8352890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:231

約数の個数: 64

約数和(自身を含む): 18918144

約数和(自身を除く): 10565254

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 67, 70, 91, 130, 134, 137, 182, 274, 335, 455, 469, 670, 685, 871, 910, 938, 959, 1370, 1742, 1781, 1918, 2345, 3562, 4355, 4690, 4795, 6097, 8710, 8905, 9179, 9590, 12194, 12467, 17810, 18358, 24934, 30485, 45895, 60970, 62335, 64253, 91790, 119327, 124670, 128506, 238654, 321265, 596635, 642530, 835289, 1193270, 1670578, 4176445, 8352890]

約数ペア:

[(1, 8352890), (2, 4176445), (5, 1670578), (7, 1193270), (10, 835289), (13, 642530), (14, 596635), (26, 321265), (35, 238654), (65, 128506), (67, 124670), (70, 119327), (91, 91790), (130, 64253), (134, 62335), (137, 60970), (182, 45895), (274, 30485), (335, 24934), (455, 18358), (469, 17810), (670, 12467), (685, 12194), (871, 9590), (910, 9179), (938, 8905), (959, 8710), (1370, 6097), (1742, 4795), (1781, 4690), (1918, 4355), (2345, 3562)]