790778860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{6287}}^1$

素因数の和:6646

約数の個数: 48

約数和(自身を含む): 1753597440

約数和(自身を除く): 962818580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 331, 380, 662, 1324, 1655, 3310, 6287, 6289, 6620, 12574, 12578, 25148, 25156, 31435, 31445, 62870, 62890, 119453, 125740, 125780, 238906, 477812, 597265, 1194530, 2080997, 2389060, 4161994, 8323988, 10404985, 20809970, 39538943, 41619940, 79077886, 158155772, 197694715, 395389430, 790778860]

約数ペア:

[(1, 790778860), (2, 395389430), (4, 197694715), (5, 158155772), (10, 79077886), (19, 41619940), (20, 39538943), (38, 20809970), (76, 10404985), (95, 8323988), (190, 4161994), (331, 2389060), (380, 2080997), (662, 1194530), (1324, 597265), (1655, 477812), (3310, 238906), (6287, 125780), (6289, 125740), (6620, 119453), (12574, 62890), (12578, 62870), (25148, 31445), (25156, 31435)]