40490368

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{16649}}^1$

素因数の和:16682

約数の個数: 32

約数和(自身を含む): 84915000

約数和(自身を除く): 44424632

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 16649, 33298, 66596, 133192, 266384, 316331, 532768, 632662, 1065536, 1265324, 2131072, 2530648, 5061296, 10122592, 20245184, 40490368]

約数ペア:

[(1, 40490368), (2, 20245184), (4, 10122592), (8, 5061296), (16, 2530648), (19, 2131072), (32, 1265324), (38, 1065536), (64, 632662), (76, 532768), (128, 316331), (152, 266384), (304, 133192), (608, 66596), (1216, 33298), (2432, 16649)]