1949850

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{619}}^1$

素因数の和:644

約数の個数: 72

約数和(自身を含む): 5996640

約数和(自身を除く): 4046790

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 63, 70, 75, 90, 105, 126, 150, 175, 210, 225, 315, 350, 450, 525, 619, 630, 1050, 1238, 1575, 1857, 3095, 3150, 3714, 4333, 5571, 6190, 8666, 9285, 11142, 12999, 15475, 18570, 21665, 25998, 27855, 30950, 38997, 43330, 46425, 55710, 64995, 77994, 92850, 108325, 129990, 139275, 194985, 216650, 278550, 324975, 389970, 649950, 974925, 1949850]

約数ペア:

[(1, 1949850), (2, 974925), (3, 649950), (5, 389970), (6, 324975), (7, 278550), (9, 216650), (10, 194985), (14, 139275), (15, 129990), (18, 108325), (21, 92850), (25, 77994), (30, 64995), (35, 55710), (42, 46425), (45, 43330), (50, 38997), (63, 30950), (70, 27855), (75, 25998), (90, 21665), (105, 18570), (126, 15475), (150, 12999), (175, 11142), (210, 9285), (225, 8666), (315, 6190), (350, 5571), (450, 4333), (525, 3714), (619, 3150), (630, 3095), (1050, 1857), (1238, 1575)]