2019938340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4809377}}^1$

素因数の和:4809396

約数の個数: 48

約数和(自身を含む): 6463804032

約数和(自身を除く): 4443865692

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, 4809377, 9618754, 14428131, 19237508, 24046885, 28856262, 33665639, 48093770, 57712524, 67331278, 72140655, 96187540, 100996917, 134662556, 144281310, 168328195, 201993834, 288562620, 336656390, 403987668, 504984585, 673312780, 1009969170, 2019938340]

約数ペア:

[(1, 2019938340), (2, 1009969170), (3, 673312780), (4, 504984585), (5, 403987668), (6, 336656390), (7, 288562620), (10, 201993834), (12, 168328195), (14, 144281310), (15, 134662556), (20, 100996917), (21, 96187540), (28, 72140655), (30, 67331278), (35, 57712524), (42, 48093770), (60, 33665639), (70, 28856262), (84, 24046885), (105, 19237508), (140, 14428131), (210, 9618754), (420, 4809377)]