28277890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4801}}^1$

素因数の和:4858

約数の個数: 32

約数和(自身を含む): 55319040

約数和(自身を除く): 27041150

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 155, 190, 310, 589, 1178, 2945, 4801, 5890, 9602, 24005, 48010, 91219, 148831, 182438, 297662, 456095, 744155, 912190, 1488310, 2827789, 5655578, 14138945, 28277890]

約数ペア:

[(1, 28277890), (2, 14138945), (5, 5655578), (10, 2827789), (19, 1488310), (31, 912190), (38, 744155), (62, 456095), (95, 297662), (155, 182438), (190, 148831), (310, 91219), (589, 48010), (1178, 24005), (2945, 9602), (4801, 5890)]