40988930

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1\times {\mathrm{389}}^1$

素因数の和:694

約数の個数: 32

約数和(自身を含む): 76068720

約数和(自身を除く): 35079790

約数列:

[1, 2, 5, 10, 41, 82, 205, 257, 389, 410, 514, 778, 1285, 1945, 2570, 3890, 10537, 15949, 21074, 31898, 52685, 79745, 99973, 105370, 159490, 199946, 499865, 999730, 4098893, 8197786, 20494465, 40988930]

約数ペア:

[(1, 40988930), (2, 20494465), (5, 8197786), (10, 4098893), (41, 999730), (82, 499865), (205, 199946), (257, 159490), (389, 105370), (410, 99973), (514, 79745), (778, 52685), (1285, 31898), (1945, 21074), (2570, 15949), (3890, 10537)]