19046000

素因数分解:

$2^4\times 5^3\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:219

約数の個数: 80

約数和(自身を含む): 47005920

約数和(自身を除く): 27959920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 89, 100, 107, 125, 178, 200, 214, 250, 356, 400, 428, 445, 500, 535, 712, 856, 890, 1000, 1070, 1424, 1712, 1780, 2000, 2140, 2225, 2675, 3560, 4280, 4450, 5350, 7120, 8560, 8900, 9523, 10700, 11125, 13375, 17800, 19046, 21400, 22250, 26750, 35600, 38092, 42800, 44500, 47615, 53500, 76184, 89000, 95230, 107000, 152368, 178000, 190460, 214000, 238075, 380920, 476150, 761840, 952300, 1190375, 1904600, 2380750, 3809200, 4761500, 9523000, 19046000]

約数ペア:

[(1, 19046000), (2, 9523000), (4, 4761500), (5, 3809200), (8, 2380750), (10, 1904600), (16, 1190375), (20, 952300), (25, 761840), (40, 476150), (50, 380920), (80, 238075), (89, 214000), (100, 190460), (107, 178000), (125, 152368), (178, 107000), (200, 95230), (214, 89000), (250, 76184), (356, 53500), (400, 47615), (428, 44500), (445, 42800), (500, 38092), (535, 35600), (712, 26750), (856, 22250), (890, 21400), (1000, 19046), (1070, 17800), (1424, 13375), (1712, 11125), (1780, 10700), (2000, 9523), (2140, 8900), (2225, 8560), (2675, 7120), (3560, 5350), (4280, 4450)]