90475720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{119047}}^1$

素因数の和:119077

約数の個数: 32

約数和(自身を含む): 214286400

約数和(自身を除く): 123810680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 119047, 238094, 476188, 595235, 952376, 1190470, 2261893, 2380940, 4523786, 4761880, 9047572, 11309465, 18095144, 22618930, 45237860, 90475720]

約数ペア:

[(1, 90475720), (2, 45237860), (4, 22618930), (5, 18095144), (8, 11309465), (10, 9047572), (19, 4761880), (20, 4523786), (38, 2380940), (40, 2261893), (76, 1190470), (95, 952376), (152, 595235), (190, 476188), (380, 238094), (760, 119047)]