2019502380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4808339}}^1$

素因数の和:4808358

約数の個数: 48

約数和(自身を含む): 6462408960

約数和(自身を除く): 4442906580

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, 4808339, 9616678, 14425017, 19233356, 24041695, 28850034, 33658373, 48083390, 57700068, 67316746, 72125085, 96166780, 100975119, 134633492, 144250170, 168291865, 201950238, 288500340, 336583730, 403900476, 504875595, 673167460, 1009751190, 2019502380]

約数ペア:

[(1, 2019502380), (2, 1009751190), (3, 673167460), (4, 504875595), (5, 403900476), (6, 336583730), (7, 288500340), (10, 201950238), (12, 168291865), (14, 144250170), (15, 134633492), (20, 100975119), (21, 96166780), (28, 72125085), (30, 67316746), (35, 57700068), (42, 48083390), (60, 33658373), (70, 28850034), (84, 24041695), (105, 19233356), (140, 14425017), (210, 9616678), (420, 4808339)]