19630313420

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1\times {\mathrm{49499}}^1$

素因数の和:49838

約数の個数: 48

約数和(自身を含む): 41912640000

約数和(自身を除く): 22282326580

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 251, 316, 395, 502, 790, 1004, 1255, 1580, 2510, 5020, 19829, 39658, 49499, 79316, 98998, 99145, 197996, 198290, 247495, 396580, 494990, 989980, 3910421, 7820842, 12424249, 15641684, 19552105, 24848498, 39104210, 49696996, 62121245, 78208420, 124242490, 248484980, 981515671, 1963031342, 3926062684, 4907578355, 9815156710, 19630313420]

約数ペア:

[(1, 19630313420), (2, 9815156710), (4, 4907578355), (5, 3926062684), (10, 1963031342), (20, 981515671), (79, 248484980), (158, 124242490), (251, 78208420), (316, 62121245), (395, 49696996), (502, 39104210), (790, 24848498), (1004, 19552105), (1255, 15641684), (1580, 12424249), (2510, 7820842), (5020, 3910421), (19829, 989980), (39658, 494990), (49499, 396580), (79316, 247495), (98998, 198290), (99145, 197996)]