40821390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{453571}}^1$

素因数の和:453584

約数の個数: 24

約数和(自身を含む): 106135848

約数和(自身を除く): 65314458

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 453571, 907142, 1360713, 2267855, 2721426, 4082139, 4535710, 6803565, 8164278, 13607130, 20410695, 40821390]

約数ペア:

[(1, 40821390), (2, 20410695), (3, 13607130), (5, 8164278), (6, 6803565), (9, 4535710), (10, 4082139), (15, 2721426), (18, 2267855), (30, 1360713), (45, 907142), (90, 453571)]