1669970820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{3976121}}^1$

素因数の和:3976140

約数の個数: 48

約数和(自身を含む): 5343907968

約数和(自身を除く): 3673937148

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 3976121, 7952242, 11928363, 15904484, 19880605, 23856726, 27832847, 39761210, 47713452, 55665694, 59641815, 79522420, 83498541, 111331388, 119283630, 139164235, 166997082, 238567260, 278328470, 333994164, 417492705, 556656940, 834985410, 1669970820]

約数ペア:

[(1, 1669970820), (2, 834985410), (3, 556656940), (4, 417492705), (5, 333994164), (6, 278328470), (7, 238567260), (10, 166997082), (12, 139164235), (14, 119283630), (15, 111331388), (20, 83498541), (21, 79522420), (28, 59641815), (30, 55665694), (35, 47713452), (42, 39761210), (60, 27832847), (70, 23856726), (84, 19880605), (105, 15904484), (140, 11928363), (210, 7952242), (420, 3976121)]