201973460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{14657}}^1$

素因数の和:14732

約数の個数: 48

約数和(自身を含む): 465420816

約数和(自身を除く): 263447356

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1060, 1378, 2756, 3445, 6890, 13780, 14657, 29314, 58628, 73285, 146570, 190541, 293140, 381082, 762164, 776821, 952705, 1553642, 1905410, 3107284, 3810820, 3884105, 7768210, 10098673, 15536420, 20197346, 40394692, 50493365, 100986730, 201973460]

約数ペア:

[(1, 201973460), (2, 100986730), (4, 50493365), (5, 40394692), (10, 20197346), (13, 15536420), (20, 10098673), (26, 7768210), (52, 3884105), (53, 3810820), (65, 3107284), (106, 1905410), (130, 1553642), (212, 952705), (260, 776821), (265, 762164), (530, 381082), (689, 293140), (1060, 190541), (1378, 146570), (2756, 73285), (3445, 58628), (6890, 29314), (13780, 14657)]