87802120

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{44797}}^1$

素因数の和:44822

約数の個数: 48

約数和(自身を含む): 229813740

約数和(自身を除く): 142011620

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 44797, 89594, 179188, 223985, 313579, 358376, 447970, 627158, 895940, 1254316, 1567895, 1791880, 2195053, 2508632, 3135790, 4390106, 6271580, 8780212, 10975265, 12543160, 17560424, 21950530, 43901060, 87802120]

約数ペア:

[(1, 87802120), (2, 43901060), (4, 21950530), (5, 17560424), (7, 12543160), (8, 10975265), (10, 8780212), (14, 6271580), (20, 4390106), (28, 3135790), (35, 2508632), (40, 2195053), (49, 1791880), (56, 1567895), (70, 1254316), (98, 895940), (140, 627158), (196, 447970), (245, 358376), (280, 313579), (392, 223985), (490, 179188), (980, 89594), (1960, 44797)]