47139760

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31013}}^1$

素因数の和:31045

約数の個数: 40

約数和(自身を含む): 115372080

約数和(自身を除く): 68232320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 31013, 62026, 124052, 155065, 248104, 310130, 496208, 589247, 620260, 1178494, 1240520, 2356988, 2481040, 2946235, 4713976, 5892470, 9427952, 11784940, 23569880, 47139760]

約数ペア:

[(1, 47139760), (2, 23569880), (4, 11784940), (5, 9427952), (8, 5892470), (10, 4713976), (16, 2946235), (19, 2481040), (20, 2356988), (38, 1240520), (40, 1178494), (76, 620260), (80, 589247), (95, 496208), (152, 310130), (190, 248104), (304, 155065), (380, 124052), (760, 62026), (1520, 31013)]