20556060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2879}}^1$

素因数の和:2915

約数の個数: 96

約数和(自身を含む): 69672960

約数和(自身を除く): 49116900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 340, 357, 420, 476, 510, 595, 714, 1020, 1190, 1428, 1785, 2380, 2879, 3570, 5758, 7140, 8637, 11516, 14395, 17274, 20153, 28790, 34548, 40306, 43185, 48943, 57580, 60459, 80612, 86370, 97886, 100765, 120918, 146829, 172740, 195772, 201530, 241836, 244715, 293658, 302295, 342601, 403060, 489430, 587316, 604590, 685202, 734145, 978860, 1027803, 1209180, 1370404, 1468290, 1713005, 2055606, 2936580, 3426010, 4111212, 5139015, 6852020, 10278030, 20556060]

約数ペア:

[(1, 20556060), (2, 10278030), (3, 6852020), (4, 5139015), (5, 4111212), (6, 3426010), (7, 2936580), (10, 2055606), (12, 1713005), (14, 1468290), (15, 1370404), (17, 1209180), (20, 1027803), (21, 978860), (28, 734145), (30, 685202), (34, 604590), (35, 587316), (42, 489430), (51, 403060), (60, 342601), (68, 302295), (70, 293658), (84, 244715), (85, 241836), (102, 201530), (105, 195772), (119, 172740), (140, 146829), (170, 120918), (204, 100765), (210, 97886), (238, 86370), (255, 80612), (340, 60459), (357, 57580), (420, 48943), (476, 43185), (510, 40306), (595, 34548), (714, 28790), (1020, 20153), (1190, 17274), (1428, 14395), (1785, 11516), (2380, 8637), (2879, 7140), (3570, 5758)]