19208800

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1847}}^1$

素因数の和:1880

約数の個数: 72

約数和(自身を含む): 50528016

約数和(自身を除く): 31319216

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 200, 208, 260, 325, 400, 416, 520, 650, 800, 1040, 1300, 1847, 2080, 2600, 3694, 5200, 7388, 9235, 10400, 14776, 18470, 24011, 29552, 36940, 46175, 48022, 59104, 73880, 92350, 96044, 120055, 147760, 184700, 192088, 240110, 295520, 369400, 384176, 480220, 600275, 738800, 768352, 960440, 1200550, 1477600, 1920880, 2401100, 3841760, 4802200, 9604400, 19208800]

約数ペア:

[(1, 19208800), (2, 9604400), (4, 4802200), (5, 3841760), (8, 2401100), (10, 1920880), (13, 1477600), (16, 1200550), (20, 960440), (25, 768352), (26, 738800), (32, 600275), (40, 480220), (50, 384176), (52, 369400), (65, 295520), (80, 240110), (100, 192088), (104, 184700), (130, 147760), (160, 120055), (200, 96044), (208, 92350), (260, 73880), (325, 59104), (400, 48022), (416, 46175), (520, 36940), (650, 29552), (800, 24011), (1040, 18470), (1300, 14776), (1847, 10400), (2080, 9235), (2600, 7388), (3694, 5200)]