38901460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{953}}^1$

素因数の和:1132

約数の個数: 48

約数和(自身を含む): 88630416

約数和(自身を除く): 49728956

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 157, 260, 314, 628, 785, 953, 1570, 1906, 2041, 3140, 3812, 4082, 4765, 8164, 9530, 10205, 12389, 19060, 20410, 24778, 40820, 49556, 61945, 123890, 149621, 247780, 299242, 598484, 748105, 1496210, 1945073, 2992420, 3890146, 7780292, 9725365, 19450730, 38901460]

約数ペア:

[(1, 38901460), (2, 19450730), (4, 9725365), (5, 7780292), (10, 3890146), (13, 2992420), (20, 1945073), (26, 1496210), (52, 748105), (65, 598484), (130, 299242), (157, 247780), (260, 149621), (314, 123890), (628, 61945), (785, 49556), (953, 40820), (1570, 24778), (1906, 20410), (2041, 19060), (3140, 12389), (3812, 10205), (4082, 9530), (4765, 8164)]