201907180

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{1693}}^1$

素因数の和:1858

約数の個数: 48

約数和(自身を含む): 435425760

約数和(自身を除く): 233518580

約数列:

[1, 2, 4, 5, 10, 20, 67, 89, 134, 178, 268, 335, 356, 445, 670, 890, 1340, 1693, 1780, 3386, 5963, 6772, 8465, 11926, 16930, 23852, 29815, 33860, 59630, 113431, 119260, 150677, 226862, 301354, 453724, 567155, 602708, 753385, 1134310, 1506770, 2268620, 3013540, 10095359, 20190718, 40381436, 50476795, 100953590, 201907180]

約数ペア:

[(1, 201907180), (2, 100953590), (4, 50476795), (5, 40381436), (10, 20190718), (20, 10095359), (67, 3013540), (89, 2268620), (134, 1506770), (178, 1134310), (268, 753385), (335, 602708), (356, 567155), (445, 453724), (670, 301354), (890, 226862), (1340, 150677), (1693, 119260), (1780, 113431), (3386, 59630), (5963, 33860), (6772, 29815), (8465, 23852), (11926, 16930)]