28942540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{449}}^1$

素因数の和:762

約数の個数: 48

約数和(自身を含む): 66679200

約数和(自身を除く): 37736660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 293, 449, 586, 898, 1172, 1465, 1796, 2245, 2930, 3223, 4490, 4939, 5860, 6446, 8980, 9878, 12892, 16115, 19756, 24695, 32230, 49390, 64460, 98780, 131557, 263114, 526228, 657785, 1315570, 1447127, 2631140, 2894254, 5788508, 7235635, 14471270, 28942540]

約数ペア:

[(1, 28942540), (2, 14471270), (4, 7235635), (5, 5788508), (10, 2894254), (11, 2631140), (20, 1447127), (22, 1315570), (44, 657785), (55, 526228), (110, 263114), (220, 131557), (293, 98780), (449, 64460), (586, 49390), (898, 32230), (1172, 24695), (1465, 19756), (1796, 16115), (2245, 12892), (2930, 9878), (3223, 8980), (4490, 6446), (4939, 5860)]