5120804

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 10442880

約数和(自身を除く): 5322076

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 71, 73, 76, 142, 146, 247, 284, 292, 494, 923, 949, 988, 1349, 1387, 1846, 1898, 2698, 2774, 3692, 3796, 5183, 5396, 5548, 10366, 17537, 18031, 20732, 35074, 36062, 67379, 70148, 72124, 98477, 134758, 196954, 269516, 393908, 1280201, 2560402, 5120804]

約数ペア:

[(1, 5120804), (2, 2560402), (4, 1280201), (13, 393908), (19, 269516), (26, 196954), (38, 134758), (52, 98477), (71, 72124), (73, 70148), (76, 67379), (142, 36062), (146, 35074), (247, 20732), (284, 18031), (292, 17537), (494, 10366), (923, 5548), (949, 5396), (988, 5183), (1349, 3796), (1387, 3692), (1846, 2774), (1898, 2698)]