512182020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1219481}}^1$

素因数の和:1219500

約数の個数: 48

約数和(自身を含む): 1638983808

約数和(自身を除く): 1126801788

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 1219481, 2438962, 3658443, 4877924, 6097405, 7316886, 8536367, 12194810, 14633772, 17072734, 18292215, 24389620, 25609101, 34145468, 36584430, 42681835, 51218202, 73168860, 85363670, 102436404, 128045505, 170727340, 256091010, 512182020]

約数ペア:

[(1, 512182020), (2, 256091010), (3, 170727340), (4, 128045505), (5, 102436404), (6, 85363670), (7, 73168860), (10, 51218202), (12, 42681835), (14, 36584430), (15, 34145468), (20, 25609101), (21, 24389620), (28, 18292215), (30, 17072734), (35, 14633772), (42, 12194810), (60, 8536367), (70, 7316886), (84, 6097405), (105, 4877924), (140, 3658443), (210, 2438962), (420, 1219481)]