28786450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{7477}}^1$

素因数の和:7507

約数の個数: 48

約数和(自身を含む): 66763584

約数和(自身を除く): 37977134

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 110, 154, 175, 275, 350, 385, 550, 770, 1925, 3850, 7477, 14954, 37385, 52339, 74770, 82247, 104678, 164494, 186925, 261695, 373850, 411235, 523390, 575729, 822470, 1151458, 1308475, 2056175, 2616950, 2878645, 4112350, 5757290, 14393225, 28786450]

約数ペア:

[(1, 28786450), (2, 14393225), (5, 5757290), (7, 4112350), (10, 2878645), (11, 2616950), (14, 2056175), (22, 1308475), (25, 1151458), (35, 822470), (50, 575729), (55, 523390), (70, 411235), (77, 373850), (110, 261695), (154, 186925), (175, 164494), (275, 104678), (350, 82247), (385, 74770), (550, 52339), (770, 37385), (1925, 14954), (3850, 7477)]