20162883200

素因数分解:

$2^7\times 5^2\times {\mathrm{1433}}^1\times {\mathrm{4397}}^1$

素因数の和:5854

約数の個数: 96

約数和(自身を含む): 49854716460

約数和(自身を除く): 29691833260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 1433, 1600, 2866, 3200, 4397, 5732, 7165, 8794, 11464, 14330, 17588, 21985, 22928, 28660, 35176, 35825, 43970, 45856, 57320, 70352, 71650, 87940, 91712, 109925, 114640, 140704, 143300, 175880, 183424, 219850, 229280, 281408, 286600, 351760, 439700, 458560, 562816, 573200, 703520, 879400, 917120, 1146400, 1407040, 1758800, 2292800, 2814080, 3517600, 4585600, 6300901, 7035200, 12601802, 14070400, 25203604, 31504505, 50407208, 63009010, 100814416, 126018020, 157522525, 201628832, 252036040, 315045050, 403257664, 504072080, 630090100, 806515328, 1008144160, 1260180200, 2016288320, 2520360400, 4032576640, 5040720800, 10081441600, 20162883200]

約数ペア:

[(1, 20162883200), (2, 10081441600), (4, 5040720800), (5, 4032576640), (8, 2520360400), (10, 2016288320), (16, 1260180200), (20, 1008144160), (25, 806515328), (32, 630090100), (40, 504072080), (50, 403257664), (64, 315045050), (80, 252036040), (100, 201628832), (128, 157522525), (160, 126018020), (200, 100814416), (320, 63009010), (400, 50407208), (640, 31504505), (800, 25203604), (1433, 14070400), (1600, 12601802), (2866, 7035200), (3200, 6300901), (4397, 4585600), (5732, 3517600), (7165, 2814080), (8794, 2292800), (11464, 1758800), (14330, 1407040), (17588, 1146400), (21985, 917120), (22928, 879400), (28660, 703520), (35176, 573200), (35825, 562816), (43970, 458560), (45856, 439700), (57320, 351760), (70352, 286600), (71650, 281408), (87940, 229280), (91712, 219850), (109925, 183424), (114640, 175880), (140704, 143300)]