20015940480

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{10424969}}^1$

素因数の和:10424991

約数の個数: 64

約数和(自身を含む): 63800816400

約数和(自身を除く): 43784875920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 10424969, 20849938, 31274907, 41699876, 52124845, 62549814, 83399752, 104249690, 125099628, 156374535, 166799504, 208499380, 250199256, 312749070, 333599008, 416998760, 500398512, 625498140, 667198016, 833997520, 1000797024, 1250996280, 1334396032, 1667995040, 2001594048, 2501992560, 3335990080, 4003188096, 5003985120, 6671980160, 10007970240, 20015940480]

約数ペア:

[(1, 20015940480), (2, 10007970240), (3, 6671980160), (4, 5003985120), (5, 4003188096), (6, 3335990080), (8, 2501992560), (10, 2001594048), (12, 1667995040), (15, 1334396032), (16, 1250996280), (20, 1000797024), (24, 833997520), (30, 667198016), (32, 625498140), (40, 500398512), (48, 416998760), (60, 333599008), (64, 312749070), (80, 250199256), (96, 208499380), (120, 166799504), (128, 156374535), (160, 125099628), (192, 104249690), (240, 83399752), (320, 62549814), (384, 52124845), (480, 41699876), (640, 31274907), (960, 20849938), (1920, 10424969)]