53449620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{127261}}^1$

素因数の和:127280

約数の個数: 48

約数和(自身を含む): 171040128

約数和(自身を除く): 117590508

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, 127261, 254522, 381783, 509044, 636305, 763566, 890827, 1272610, 1527132, 1781654, 1908915, 2545220, 2672481, 3563308, 3817830, 4454135, 5344962, 7635660, 8908270, 10689924, 13362405, 17816540, 26724810, 53449620]

約数ペア:

[(1, 53449620), (2, 26724810), (3, 17816540), (4, 13362405), (5, 10689924), (6, 8908270), (7, 7635660), (10, 5344962), (12, 4454135), (14, 3817830), (15, 3563308), (20, 2672481), (21, 2545220), (28, 1908915), (30, 1781654), (35, 1527132), (42, 1272610), (60, 890827), (70, 763566), (84, 636305), (105, 509044), (140, 381783), (210, 254522), (420, 127261)]