30529940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31153}}^1$

素因数の和:31176

約数の個数: 36

約数和(自身を含む): 74582676

約数和(自身を除く): 44052736

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 31153, 62306, 124612, 155765, 218071, 311530, 436142, 623060, 872284, 1090355, 1526497, 2180710, 3052994, 4361420, 6105988, 7632485, 15264970, 30529940]

約数ペア:

[(1, 30529940), (2, 15264970), (4, 7632485), (5, 6105988), (7, 4361420), (10, 3052994), (14, 2180710), (20, 1526497), (28, 1090355), (35, 872284), (49, 623060), (70, 436142), (98, 311530), (140, 218071), (196, 155765), (245, 124612), (490, 62306), (980, 31153)]