55420920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{153947}}^1$

素因数の和:153964

約数の個数: 48

約数和(自身を含む): 180119160

約数和(自身を除く): 124698240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 153947, 307894, 461841, 615788, 769735, 923682, 1231576, 1385523, 1539470, 1847364, 2309205, 2771046, 3078940, 3694728, 4618410, 5542092, 6157880, 6927615, 9236820, 11084184, 13855230, 18473640, 27710460, 55420920]

約数ペア:

[(1, 55420920), (2, 27710460), (3, 18473640), (4, 13855230), (5, 11084184), (6, 9236820), (8, 6927615), (9, 6157880), (10, 5542092), (12, 4618410), (15, 3694728), (18, 3078940), (20, 2771046), (24, 2309205), (30, 1847364), (36, 1539470), (40, 1385523), (45, 1231576), (60, 923682), (72, 769735), (90, 615788), (120, 461841), (180, 307894), (360, 153947)]