20930508780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{6581921}}^1$

素因数の和:6581986

約数の個数: 48

約数和(自身を含む): 59711196384

約数和(自身を除く): 38780687604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 212, 265, 318, 530, 636, 795, 1060, 1590, 3180, 6581921, 13163842, 19745763, 26327684, 32909605, 39491526, 65819210, 78983052, 98728815, 131638420, 197457630, 348841813, 394915260, 697683626, 1046525439, 1395367252, 1744209065, 2093050878, 3488418130, 4186101756, 5232627195, 6976836260, 10465254390, 20930508780]

約数ペア:

[(1, 20930508780), (2, 10465254390), (3, 6976836260), (4, 5232627195), (5, 4186101756), (6, 3488418130), (10, 2093050878), (12, 1744209065), (15, 1395367252), (20, 1046525439), (30, 697683626), (53, 394915260), (60, 348841813), (106, 197457630), (159, 131638420), (212, 98728815), (265, 78983052), (318, 65819210), (530, 39491526), (636, 32909605), (795, 26327684), (1060, 19745763), (1590, 13163842), (3180, 6581921)]