1947540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4637}}^1$

素因数の和:4656

約数の個数: 48

約数和(自身を含む): 6233472

約数和(自身を除く): 4285932

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, 4637, 9274, 13911, 18548, 23185, 27822, 32459, 46370, 55644, 64918, 69555, 92740, 97377, 129836, 139110, 162295, 194754, 278220, 324590, 389508, 486885, 649180, 973770, 1947540]

約数ペア:

[(1, 1947540), (2, 973770), (3, 649180), (4, 486885), (5, 389508), (6, 324590), (7, 278220), (10, 194754), (12, 162295), (14, 139110), (15, 129836), (20, 97377), (21, 92740), (28, 69555), (30, 64918), (35, 55644), (42, 46370), (60, 32459), (70, 27822), (84, 23185), (105, 18548), (140, 13911), (210, 9274), (420, 4637)]