1235222780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{76913}}^1$

素因数の和:77006

約数の個数: 48

約数和(自身を含む): 2868584544

約数和(自身を除く): 1633361764

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 73, 110, 146, 220, 292, 365, 730, 803, 1460, 1606, 3212, 4015, 8030, 16060, 76913, 153826, 307652, 384565, 769130, 846043, 1538260, 1692086, 3384172, 4230215, 5614649, 8460430, 11229298, 16920860, 22458596, 28073245, 56146490, 61761139, 112292980, 123522278, 247044556, 308805695, 617611390, 1235222780]

約数ペア:

[(1, 1235222780), (2, 617611390), (4, 308805695), (5, 247044556), (10, 123522278), (11, 112292980), (20, 61761139), (22, 56146490), (44, 28073245), (55, 22458596), (73, 16920860), (110, 11229298), (146, 8460430), (220, 5614649), (292, 4230215), (365, 3384172), (730, 1692086), (803, 1538260), (1460, 846043), (1606, 769130), (3212, 384565), (4015, 307652), (8030, 153826), (16060, 76913)]