19237400

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1$

素因数の和:194

約数の個数: 144

約数和(自身を含む): 56402640

約数和(自身を除く): 37165240

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 25, 26, 28, 35, 40, 49, 50, 52, 56, 65, 70, 91, 98, 100, 104, 130, 140, 151, 175, 182, 196, 200, 245, 260, 280, 302, 325, 350, 364, 392, 455, 490, 520, 604, 637, 650, 700, 728, 755, 910, 980, 1057, 1208, 1225, 1274, 1300, 1400, 1510, 1820, 1960, 1963, 2114, 2275, 2450, 2548, 2600, 3020, 3185, 3640, 3775, 3926, 4228, 4550, 4900, 5096, 5285, 6040, 6370, 7399, 7550, 7852, 8456, 9100, 9800, 9815, 10570, 12740, 13741, 14798, 15100, 15704, 15925, 18200, 19630, 21140, 25480, 26425, 27482, 29596, 30200, 31850, 36995, 39260, 42280, 49075, 52850, 54964, 59192, 63700, 68705, 73990, 78520, 96187, 98150, 105700, 109928, 127400, 137410, 147980, 184975, 192374, 196300, 211400, 274820, 295960, 343525, 369950, 384748, 392600, 480935, 549640, 687050, 739900, 769496, 961870, 1374100, 1479800, 1923740, 2404675, 2748200, 3847480, 4809350, 9618700, 19237400]

約数ペア:

[(1, 19237400), (2, 9618700), (4, 4809350), (5, 3847480), (7, 2748200), (8, 2404675), (10, 1923740), (13, 1479800), (14, 1374100), (20, 961870), (25, 769496), (26, 739900), (28, 687050), (35, 549640), (40, 480935), (49, 392600), (50, 384748), (52, 369950), (56, 343525), (65, 295960), (70, 274820), (91, 211400), (98, 196300), (100, 192374), (104, 184975), (130, 147980), (140, 137410), (151, 127400), (175, 109928), (182, 105700), (196, 98150), (200, 96187), (245, 78520), (260, 73990), (280, 68705), (302, 63700), (325, 59192), (350, 54964), (364, 52850), (392, 49075), (455, 42280), (490, 39260), (520, 36995), (604, 31850), (637, 30200), (650, 29596), (700, 27482), (728, 26425), (755, 25480), (910, 21140), (980, 19630), (1057, 18200), (1208, 15925), (1225, 15704), (1274, 15100), (1300, 14798), (1400, 13741), (1510, 12740), (1820, 10570), (1960, 9815), (1963, 9800), (2114, 9100), (2275, 8456), (2450, 7852), (2548, 7550), (2600, 7399), (3020, 6370), (3185, 6040), (3640, 5285), (3775, 5096), (3926, 4900), (4228, 4550)]