47067920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{18979}}^1$

素因数の和:19023

約数の個数: 40

約数和(自身を含む): 112968960

約数和(自身を除く): 65901040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 18979, 37958, 75916, 94895, 151832, 189790, 303664, 379580, 588349, 759160, 1176698, 1518320, 2353396, 2941745, 4706792, 5883490, 9413584, 11766980, 23533960, 47067920]

約数ペア:

[(1, 47067920), (2, 23533960), (4, 11766980), (5, 9413584), (8, 5883490), (10, 4706792), (16, 2941745), (20, 2353396), (31, 1518320), (40, 1176698), (62, 759160), (80, 588349), (124, 379580), (155, 303664), (248, 189790), (310, 151832), (496, 94895), (620, 75916), (1240, 37958), (2480, 18979)]