40010240

素因数分解:

$2^9\times 5^1\times {\mathrm{15629}}^1$

素因数の和:15652

約数の個数: 40

約数和(自身を含む): 95936940

約数和(自身を除く): 55926700

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 15629, 31258, 62516, 78145, 125032, 156290, 250064, 312580, 500128, 625160, 1000256, 1250320, 2000512, 2500640, 4001024, 5001280, 8002048, 10002560, 20005120, 40010240]

約数ペア:

[(1, 40010240), (2, 20005120), (4, 10002560), (5, 8002048), (8, 5001280), (10, 4001024), (16, 2500640), (20, 2000512), (32, 1250320), (40, 1000256), (64, 625160), (80, 500128), (128, 312580), (160, 250064), (256, 156290), (320, 125032), (512, 78145), (640, 62516), (1280, 31258), (2560, 15629)]