2029400

素因数分解:

$2^3\times 5^2\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 4817400

約数和(自身を除く): 2788000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 73, 100, 139, 146, 200, 278, 292, 365, 556, 584, 695, 730, 1112, 1390, 1460, 1825, 2780, 2920, 3475, 3650, 5560, 6950, 7300, 10147, 13900, 14600, 20294, 27800, 40588, 50735, 81176, 101470, 202940, 253675, 405880, 507350, 1014700, 2029400]

約数ペア:

[(1, 2029400), (2, 1014700), (4, 507350), (5, 405880), (8, 253675), (10, 202940), (20, 101470), (25, 81176), (40, 50735), (50, 40588), (73, 27800), (100, 20294), (139, 14600), (146, 13900), (200, 10147), (278, 7300), (292, 6950), (365, 5560), (556, 3650), (584, 3475), (695, 2920), (730, 2780), (1112, 1825), (1390, 1460)]