4791220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{4889}}^1$

素因数の和:4912

約数の個数: 36

約数和(自身を含む): 11706660

約数和(自身を除く): 6915440

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 4889, 9778, 19556, 24445, 34223, 48890, 68446, 97780, 136892, 171115, 239561, 342230, 479122, 684460, 958244, 1197805, 2395610, 4791220]

約数ペア:

[(1, 4791220), (2, 2395610), (4, 1197805), (5, 958244), (7, 684460), (10, 479122), (14, 342230), (20, 239561), (28, 171115), (35, 136892), (49, 97780), (70, 68446), (98, 48890), (140, 34223), (196, 24445), (245, 19556), (490, 9778), (980, 4889)]