38935520

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18719}}^1$

素因数の和:18747

約数の個数: 48

約数和(自身を含む): 99066240

約数和(自身を除く): 60130720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 18719, 37438, 74876, 93595, 149752, 187190, 243347, 299504, 374380, 486694, 599008, 748760, 973388, 1216735, 1497520, 1946776, 2433470, 2995040, 3893552, 4866940, 7787104, 9733880, 19467760, 38935520]

約数ペア:

[(1, 38935520), (2, 19467760), (4, 9733880), (5, 7787104), (8, 4866940), (10, 3893552), (13, 2995040), (16, 2433470), (20, 1946776), (26, 1497520), (32, 1216735), (40, 973388), (52, 748760), (65, 599008), (80, 486694), (104, 374380), (130, 299504), (160, 243347), (208, 187190), (260, 149752), (416, 93595), (520, 74876), (1040, 37438), (2080, 18719)]