2998580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{607}}^1$

素因数の和:648

約数の個数: 48

約数和(自身を含む): 7150080

約数和(自身を除く): 4151500

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 607, 988, 1214, 1235, 2428, 2470, 3035, 4940, 6070, 7891, 11533, 12140, 15782, 23066, 31564, 39455, 46132, 57665, 78910, 115330, 149929, 157820, 230660, 299858, 599716, 749645, 1499290, 2998580]

約数ペア:

[(1, 2998580), (2, 1499290), (4, 749645), (5, 599716), (10, 299858), (13, 230660), (19, 157820), (20, 149929), (26, 115330), (38, 78910), (52, 57665), (65, 46132), (76, 39455), (95, 31564), (130, 23066), (190, 15782), (247, 12140), (260, 11533), (380, 7891), (494, 6070), (607, 4940), (988, 3035), (1214, 2470), (1235, 2428)]