40607140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{3259}}^1$

素因数の和:3364

約数の個数: 48

約数和(自身を含む): 98582400

約数和(自身を除く): 57975260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1246, 1780, 2492, 3115, 3259, 6230, 6518, 12460, 13036, 16295, 22813, 32590, 45626, 65180, 91252, 114065, 228130, 290051, 456260, 580102, 1160204, 1450255, 2030357, 2900510, 4060714, 5801020, 8121428, 10151785, 20303570, 40607140]

約数ペア:

[(1, 40607140), (2, 20303570), (4, 10151785), (5, 8121428), (7, 5801020), (10, 4060714), (14, 2900510), (20, 2030357), (28, 1450255), (35, 1160204), (70, 580102), (89, 456260), (140, 290051), (178, 228130), (356, 114065), (445, 91252), (623, 65180), (890, 45626), (1246, 32590), (1780, 22813), (2492, 16295), (3115, 13036), (3259, 12460), (6230, 6518)]