1276618380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{21276973}}^1$

素因数の和:21276985

約数の個数: 24

約数和(自身を含む): 3574531632

約数和(自身を除く): 2297913252

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 21276973, 42553946, 63830919, 85107892, 106384865, 127661838, 212769730, 255323676, 319154595, 425539460, 638309190, 1276618380]

約数ペア:

[(1, 1276618380), (2, 638309190), (3, 425539460), (4, 319154595), (5, 255323676), (6, 212769730), (10, 127661838), (12, 106384865), (15, 85107892), (20, 63830919), (30, 42553946), (60, 21276973)]