12003920

素因数分解:

$2^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{829}}^1$

素因数の和:1023

約数の個数: 40

約数和(自身を含む): 28097160

約数和(自身を除く): 16093240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 181, 362, 724, 829, 905, 1448, 1658, 1810, 2896, 3316, 3620, 4145, 6632, 7240, 8290, 13264, 14480, 16580, 33160, 66320, 150049, 300098, 600196, 750245, 1200392, 1500490, 2400784, 3000980, 6001960, 12003920]

約数ペア:

[(1, 12003920), (2, 6001960), (4, 3000980), (5, 2400784), (8, 1500490), (10, 1200392), (16, 750245), (20, 600196), (40, 300098), (80, 150049), (181, 66320), (362, 33160), (724, 16580), (829, 14480), (905, 13264), (1448, 8290), (1658, 7240), (1810, 6632), (2896, 4145), (3316, 3620)]