718340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{733}}^1$

素因数の和:756

約数の個数: 36

約数和(自身を含む): 1757196

約数和(自身を除く): 1038856

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 733, 980, 1466, 2932, 3665, 5131, 7330, 10262, 14660, 20524, 25655, 35917, 51310, 71834, 102620, 143668, 179585, 359170, 718340]

約数ペア:

[(1, 718340), (2, 359170), (4, 179585), (5, 143668), (7, 102620), (10, 71834), (14, 51310), (20, 35917), (28, 25655), (35, 20524), (49, 14660), (70, 10262), (98, 7330), (140, 5131), (196, 3665), (245, 2932), (490, 1466), (733, 980)]