20184710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{541}}^1$

素因数の和:609

約数の個数: 64

約数和(自身を含む): 45892224

約数和(自身を除く): 25707514

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 41, 65, 70, 82, 91, 130, 182, 205, 287, 410, 455, 533, 541, 574, 910, 1066, 1082, 1435, 2665, 2705, 2870, 3731, 3787, 5330, 5410, 7033, 7462, 7574, 14066, 18655, 18935, 22181, 35165, 37310, 37870, 44362, 49231, 70330, 98462, 110905, 155267, 221810, 246155, 288353, 310534, 492310, 576706, 776335, 1441765, 1552670, 2018471, 2883530, 4036942, 10092355, 20184710]

約数ペア:

[(1, 20184710), (2, 10092355), (5, 4036942), (7, 2883530), (10, 2018471), (13, 1552670), (14, 1441765), (26, 776335), (35, 576706), (41, 492310), (65, 310534), (70, 288353), (82, 246155), (91, 221810), (130, 155267), (182, 110905), (205, 98462), (287, 70330), (410, 49231), (455, 44362), (533, 37870), (541, 37310), (574, 35165), (910, 22181), (1066, 18935), (1082, 18655), (1435, 14066), (2665, 7574), (2705, 7462), (2870, 7033), (3731, 5410), (3787, 5330)]