20248936960

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{1129963}}^1$

素因数の和:1129993

約数の個数: 80

約数和(自身を含む): 55485752256

約数和(自身を除く): 35236815296

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1792, 2240, 2560, 3584, 4480, 8960, 17920, 1129963, 2259926, 4519852, 5649815, 7909741, 9039704, 11299630, 15819482, 18079408, 22599260, 31638964, 36158816, 39548705, 45198520, 63277928, 72317632, 79097410, 90397040, 126555856, 144635264, 158194820, 180794080, 253111712, 289270528, 316389640, 361588160, 506223424, 578541056, 632779280, 723176320, 1012446848, 1265558560, 1446352640, 2024893696, 2531117120, 2892705280, 4049787392, 5062234240, 10124468480, 20248936960]

約数ペア:

[(1, 20248936960), (2, 10124468480), (4, 5062234240), (5, 4049787392), (7, 2892705280), (8, 2531117120), (10, 2024893696), (14, 1446352640), (16, 1265558560), (20, 1012446848), (28, 723176320), (32, 632779280), (35, 578541056), (40, 506223424), (56, 361588160), (64, 316389640), (70, 289270528), (80, 253111712), (112, 180794080), (128, 158194820), (140, 144635264), (160, 126555856), (224, 90397040), (256, 79097410), (280, 72317632), (320, 63277928), (448, 45198520), (512, 39548705), (560, 36158816), (640, 31638964), (896, 22599260), (1120, 18079408), (1280, 15819482), (1792, 11299630), (2240, 9039704), (2560, 7909741), (3584, 5649815), (4480, 4519852), (8960, 2259926), (17920, 1129963)]