40316560

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{3847}}^1$

素因数の和:3991

約数の個数: 40

約数和(自身を含む): 94476096

約数和(自身を除く): 54159536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 2096, 2620, 3847, 5240, 7694, 10480, 15388, 19235, 30776, 38470, 61552, 76940, 153880, 307760, 503957, 1007914, 2015828, 2519785, 4031656, 5039570, 8063312, 10079140, 20158280, 40316560]

約数ペア:

[(1, 40316560), (2, 20158280), (4, 10079140), (5, 8063312), (8, 5039570), (10, 4031656), (16, 2519785), (20, 2015828), (40, 1007914), (80, 503957), (131, 307760), (262, 153880), (524, 76940), (655, 61552), (1048, 38470), (1310, 30776), (2096, 19235), (2620, 15388), (3847, 10480), (5240, 7694)]