401068220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1123}}^1\times {\mathrm{2551}}^1$

素因数の和:3690

約数の個数: 48

約数和(自身を含む): 963798528

約数和(自身を除く): 562730308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1123, 2246, 2551, 4492, 5102, 5615, 7861, 10204, 11230, 12755, 15722, 17857, 22460, 25510, 31444, 35714, 39305, 51020, 71428, 78610, 89285, 157220, 178570, 357140, 2864773, 5729546, 11459092, 14323865, 20053411, 28647730, 40106822, 57295460, 80213644, 100267055, 200534110, 401068220]

約数ペア:

[(1, 401068220), (2, 200534110), (4, 100267055), (5, 80213644), (7, 57295460), (10, 40106822), (14, 28647730), (20, 20053411), (28, 14323865), (35, 11459092), (70, 5729546), (140, 2864773), (1123, 357140), (2246, 178570), (2551, 157220), (4492, 89285), (5102, 78610), (5615, 71428), (7861, 51020), (10204, 39305), (11230, 35714), (12755, 31444), (15722, 25510), (17857, 22460)]