40426240

素因数分解:

$2^8\times 5^1\times {\mathrm{31583}}^1$

素因数の和:31604

約数の個数: 36

約数和(自身を含む): 96836544

約数和(自身を除く): 56410304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 31583, 63166, 126332, 157915, 252664, 315830, 505328, 631660, 1010656, 1263320, 2021312, 2526640, 4042624, 5053280, 8085248, 10106560, 20213120, 40426240]

約数ペア:

[(1, 40426240), (2, 20213120), (4, 10106560), (5, 8085248), (8, 5053280), (10, 4042624), (16, 2526640), (20, 2021312), (32, 1263320), (40, 1010656), (64, 631660), (80, 505328), (128, 315830), (160, 252664), (256, 157915), (320, 126332), (640, 63166), (1280, 31583)]