31993780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17579}}^1$

素因数の和:17608

約数の個数: 48

約数和(自身を含む): 82696320

約数和(自身を除く): 50702540

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 17579, 35158, 70316, 87895, 123053, 175790, 228527, 246106, 351580, 457054, 492212, 615265, 914108, 1142635, 1230530, 1599689, 2285270, 2461060, 3199378, 4570540, 6398756, 7998445, 15996890, 31993780]

約数ペア:

[(1, 31993780), (2, 15996890), (4, 7998445), (5, 6398756), (7, 4570540), (10, 3199378), (13, 2461060), (14, 2285270), (20, 1599689), (26, 1230530), (28, 1142635), (35, 914108), (52, 615265), (65, 492212), (70, 457054), (91, 351580), (130, 246106), (140, 228527), (182, 175790), (260, 123053), (364, 87895), (455, 70316), (910, 35158), (1820, 17579)]