890761970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{15131}}^1$

素因数の和:15203

約数の個数: 48

約数和(自身を含む): 1897915968

約数和(自身を除く): 1007153998

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 841, 1015, 1682, 2030, 4205, 5887, 8410, 11774, 15131, 29435, 30262, 58870, 75655, 105917, 151310, 211834, 438799, 529585, 877598, 1059170, 2193995, 3071593, 4387990, 6143186, 12725171, 15357965, 25450342, 30715930, 63625855, 89076197, 127251710, 178152394, 445380985, 890761970]

約数ペア:

[(1, 890761970), (2, 445380985), (5, 178152394), (7, 127251710), (10, 89076197), (14, 63625855), (29, 30715930), (35, 25450342), (58, 15357965), (70, 12725171), (145, 6143186), (203, 4387990), (290, 3071593), (406, 2193995), (841, 1059170), (1015, 877598), (1682, 529585), (2030, 438799), (4205, 211834), (5887, 151310), (8410, 105917), (11774, 75655), (15131, 58870), (29435, 30262)]