2280888920

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{911}}^1\times {\mathrm{1181}}^1$

素因数の和:2156

約数の個数: 64

約数和(自身を含む): 5239002240

約数和(自身を除く): 2958113320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 911, 1060, 1181, 1822, 2120, 2362, 3644, 4555, 4724, 5905, 7288, 9110, 9448, 11810, 18220, 23620, 36440, 47240, 48283, 62593, 96566, 125186, 193132, 241415, 250372, 312965, 386264, 482830, 500744, 625930, 965660, 1075891, 1251860, 1931320, 2151782, 2503720, 4303564, 5379455, 8607128, 10758910, 21517820, 43035640, 57022223, 114044446, 228088892, 285111115, 456177784, 570222230, 1140444460, 2280888920]

約数ペア:

[(1, 2280888920), (2, 1140444460), (4, 570222230), (5, 456177784), (8, 285111115), (10, 228088892), (20, 114044446), (40, 57022223), (53, 43035640), (106, 21517820), (212, 10758910), (265, 8607128), (424, 5379455), (530, 4303564), (911, 2503720), (1060, 2151782), (1181, 1931320), (1822, 1251860), (2120, 1075891), (2362, 965660), (3644, 625930), (4555, 500744), (4724, 482830), (5905, 386264), (7288, 312965), (9110, 250372), (9448, 241415), (11810, 193132), (18220, 125186), (23620, 96566), (36440, 62593), (47240, 48283)]