19179800

素因数分解:

$2^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{2339}}^1$

素因数の和:2396

約数の個数: 48

約数和(自身を含む): 45700200

約数和(自身を除く): 26520400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 50, 82, 100, 164, 200, 205, 328, 410, 820, 1025, 1640, 2050, 2339, 4100, 4678, 8200, 9356, 11695, 18712, 23390, 46780, 58475, 93560, 95899, 116950, 191798, 233900, 383596, 467800, 479495, 767192, 958990, 1917980, 2397475, 3835960, 4794950, 9589900, 19179800]

約数ペア:

[(1, 19179800), (2, 9589900), (4, 4794950), (5, 3835960), (8, 2397475), (10, 1917980), (20, 958990), (25, 767192), (40, 479495), (41, 467800), (50, 383596), (82, 233900), (100, 191798), (164, 116950), (200, 95899), (205, 93560), (328, 58475), (410, 46780), (820, 23390), (1025, 18712), (1640, 11695), (2050, 9356), (2339, 8200), (4100, 4678)]