20931450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{2969}}^1$

素因数の和:3031

約数の個数: 48

約数和(自身を含む): 53032320

約数和(自身を除く): 32100870

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 47, 50, 75, 94, 141, 150, 235, 282, 470, 705, 1175, 1410, 2350, 2969, 3525, 5938, 7050, 8907, 14845, 17814, 29690, 44535, 74225, 89070, 139543, 148450, 222675, 279086, 418629, 445350, 697715, 837258, 1395430, 2093145, 3488575, 4186290, 6977150, 10465725, 20931450]

約数ペア:

[(1, 20931450), (2, 10465725), (3, 6977150), (5, 4186290), (6, 3488575), (10, 2093145), (15, 1395430), (25, 837258), (30, 697715), (47, 445350), (50, 418629), (75, 279086), (94, 222675), (141, 148450), (150, 139543), (235, 89070), (282, 74225), (470, 44535), (705, 29690), (1175, 17814), (1410, 14845), (2350, 8907), (2969, 7050), (3525, 5938)]