20126800470

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{13691701}}^1$

素因数の和:13691725

約数の個数: 48

約数和(自身を含む): 56190745008

約数和(自身を除く): 36063944538

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 13691701, 27383402, 41075103, 68458505, 82150206, 95841907, 136917010, 191683814, 205375515, 287525721, 410751030, 479209535, 575051442, 670893349, 958419070, 1341786698, 1437628605, 2012680047, 2875257210, 3354466745, 4025360094, 6708933490, 10063400235, 20126800470]

約数ペア:

[(1, 20126800470), (2, 10063400235), (3, 6708933490), (5, 4025360094), (6, 3354466745), (7, 2875257210), (10, 2012680047), (14, 1437628605), (15, 1341786698), (21, 958419070), (30, 670893349), (35, 575051442), (42, 479209535), (49, 410751030), (70, 287525721), (98, 205375515), (105, 191683814), (147, 136917010), (210, 95841907), (245, 82150206), (294, 68458505), (490, 41075103), (735, 27383402), (1470, 13691701)]