26798000

素因数分解:

$2^4\times 5^3\times {\mathrm{13399}}^1$

素因数の和:13422

約数の個数: 40

約数和(自身を含む): 64802400

約数和(自身を除く): 38004400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 13399, 26798, 53596, 66995, 107192, 133990, 214384, 267980, 334975, 535960, 669950, 1071920, 1339900, 1674875, 2679800, 3349750, 5359600, 6699500, 13399000, 26798000]

約数ペア:

[(1, 26798000), (2, 13399000), (4, 6699500), (5, 5359600), (8, 3349750), (10, 2679800), (16, 1674875), (20, 1339900), (25, 1071920), (40, 669950), (50, 535960), (80, 334975), (100, 267980), (125, 214384), (200, 133990), (250, 107192), (400, 66995), (500, 53596), (1000, 26798), (2000, 13399)]