19495254080

素因数分解:

$2^6\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1296227}}^1$

素因数の和:1296291

約数の個数: 56

約数和(自身を含む): 47410835328

約数和(自身を除く): 27915581248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 160, 188, 235, 320, 376, 470, 752, 940, 1504, 1880, 3008, 3760, 7520, 15040, 1296227, 2592454, 5184908, 6481135, 10369816, 12962270, 20739632, 25924540, 41479264, 51849080, 60922669, 82958528, 103698160, 121845338, 207396320, 243690676, 304613345, 414792640, 487381352, 609226690, 974762704, 1218453380, 1949525408, 2436906760, 3899050816, 4873813520, 9747627040, 19495254080]

約数ペア:

[(1, 19495254080), (2, 9747627040), (4, 4873813520), (5, 3899050816), (8, 2436906760), (10, 1949525408), (16, 1218453380), (20, 974762704), (32, 609226690), (40, 487381352), (47, 414792640), (64, 304613345), (80, 243690676), (94, 207396320), (160, 121845338), (188, 103698160), (235, 82958528), (320, 60922669), (376, 51849080), (470, 41479264), (752, 25924540), (940, 20739632), (1504, 12962270), (1880, 10369816), (3008, 6481135), (3760, 5184908), (7520, 2592454), (15040, 1296227)]