20344590

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{751}}^1$

素因数の和:814

約数の個数: 96

約数和(自身を含む): 61940736

約数和(自身を除く): 41596146

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 43, 45, 63, 70, 86, 90, 105, 126, 129, 210, 215, 258, 301, 315, 387, 430, 602, 630, 645, 751, 774, 903, 1290, 1502, 1505, 1806, 1935, 2253, 2709, 3010, 3755, 3870, 4506, 4515, 5257, 5418, 6759, 7510, 9030, 10514, 11265, 13518, 13545, 15771, 22530, 26285, 27090, 31542, 32293, 33795, 47313, 52570, 64586, 67590, 78855, 94626, 96879, 157710, 161465, 193758, 226051, 236565, 290637, 322930, 452102, 473130, 484395, 581274, 678153, 968790, 1130255, 1356306, 1453185, 2034459, 2260510, 2906370, 3390765, 4068918, 6781530, 10172295, 20344590]

約数ペア:

[(1, 20344590), (2, 10172295), (3, 6781530), (5, 4068918), (6, 3390765), (7, 2906370), (9, 2260510), (10, 2034459), (14, 1453185), (15, 1356306), (18, 1130255), (21, 968790), (30, 678153), (35, 581274), (42, 484395), (43, 473130), (45, 452102), (63, 322930), (70, 290637), (86, 236565), (90, 226051), (105, 193758), (126, 161465), (129, 157710), (210, 96879), (215, 94626), (258, 78855), (301, 67590), (315, 64586), (387, 52570), (430, 47313), (602, 33795), (630, 32293), (645, 31542), (751, 27090), (774, 26285), (903, 22530), (1290, 15771), (1502, 13545), (1505, 13518), (1806, 11265), (1935, 10514), (2253, 9030), (2709, 7510), (3010, 6759), (3755, 5418), (3870, 5257), (4506, 4515)]