19223680

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{613}}^1$

素因数の和:646

約数の個数: 96

約数和(自身を含む): 53546940

約数和(自身を除く): 34323260

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 613, 640, 784, 896, 980, 1120, 1226, 1568, 1960, 2240, 2452, 3065, 3136, 3920, 4291, 4480, 4904, 6130, 6272, 7840, 8582, 9808, 12260, 15680, 17164, 19616, 21455, 24520, 30037, 31360, 34328, 39232, 42910, 49040, 60074, 68656, 78464, 85820, 98080, 120148, 137312, 150185, 171640, 196160, 240296, 274624, 300370, 343280, 392320, 480592, 549248, 600740, 686560, 961184, 1201480, 1373120, 1922368, 2402960, 2746240, 3844736, 4805920, 9611840, 19223680]

約数ペア:

[(1, 19223680), (2, 9611840), (4, 4805920), (5, 3844736), (7, 2746240), (8, 2402960), (10, 1922368), (14, 1373120), (16, 1201480), (20, 961184), (28, 686560), (32, 600740), (35, 549248), (40, 480592), (49, 392320), (56, 343280), (64, 300370), (70, 274624), (80, 240296), (98, 196160), (112, 171640), (128, 150185), (140, 137312), (160, 120148), (196, 98080), (224, 85820), (245, 78464), (280, 68656), (320, 60074), (392, 49040), (448, 42910), (490, 39232), (560, 34328), (613, 31360), (640, 30037), (784, 24520), (896, 21455), (980, 19616), (1120, 17164), (1226, 15680), (1568, 12260), (1960, 9808), (2240, 8582), (2452, 7840), (3065, 6272), (3136, 6130), (3920, 4904), (4291, 4480)]