20977350

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{107}}^1\times {\mathrm{1307}}^1$

素因数の和:1429

約数の個数: 48

約数和(自身を含む): 52550208

約数和(自身を除く): 31572858

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 107, 150, 214, 321, 535, 642, 1070, 1307, 1605, 2614, 2675, 3210, 3921, 5350, 6535, 7842, 8025, 13070, 16050, 19605, 32675, 39210, 65350, 98025, 139849, 196050, 279698, 419547, 699245, 839094, 1398490, 2097735, 3496225, 4195470, 6992450, 10488675, 20977350]

約数ペア:

[(1, 20977350), (2, 10488675), (3, 6992450), (5, 4195470), (6, 3496225), (10, 2097735), (15, 1398490), (25, 839094), (30, 699245), (50, 419547), (75, 279698), (107, 196050), (150, 139849), (214, 98025), (321, 65350), (535, 39210), (642, 32675), (1070, 19605), (1307, 16050), (1605, 13070), (2614, 8025), (2675, 7842), (3210, 6535), (3921, 5350)]