20350890

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{32303}}^1$

素因数の和:32323

約数の個数: 48

約数和(自身を含む): 60473088

約数和(自身を除く): 40122198

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 32303, 64606, 96909, 161515, 193818, 226121, 290727, 323030, 452242, 484545, 581454, 678363, 969090, 1130605, 1356726, 1453635, 2035089, 2261210, 2907270, 3391815, 4070178, 6783630, 10175445, 20350890]

約数ペア:

[(1, 20350890), (2, 10175445), (3, 6783630), (5, 4070178), (6, 3391815), (7, 2907270), (9, 2261210), (10, 2035089), (14, 1453635), (15, 1356726), (18, 1130605), (21, 969090), (30, 678363), (35, 581454), (42, 484545), (45, 452242), (63, 323030), (70, 290727), (90, 226121), (105, 193818), (126, 161515), (210, 96909), (315, 64606), (630, 32303)]