268536340

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{193}}^1\times {\mathrm{953}}^1$

素因数の和:1228

約数の個数: 48

約数和(自身を含む): 575216208

約数和(自身を除く): 306679868

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 193, 292, 365, 386, 730, 772, 953, 965, 1460, 1906, 1930, 3812, 3860, 4765, 9530, 14089, 19060, 28178, 56356, 69569, 70445, 139138, 140890, 183929, 278276, 281780, 347845, 367858, 695690, 735716, 919645, 1391380, 1839290, 3678580, 13426817, 26853634, 53707268, 67134085, 134268170, 268536340]

約数ペア:

[(1, 268536340), (2, 134268170), (4, 67134085), (5, 53707268), (10, 26853634), (20, 13426817), (73, 3678580), (146, 1839290), (193, 1391380), (292, 919645), (365, 735716), (386, 695690), (730, 367858), (772, 347845), (953, 281780), (965, 278276), (1460, 183929), (1906, 140890), (1930, 139138), (3812, 70445), (3860, 69569), (4765, 56356), (9530, 28178), (14089, 19060)]