293786440

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{64997}}^1$

素因数の和:65121

約数の個数: 32

約数和(自身を含む): 666879480

約数和(自身を除く): 373093040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 64997, 129994, 259988, 324985, 519976, 649970, 1299940, 2599880, 7344661, 14689322, 29378644, 36723305, 58757288, 73446610, 146893220, 293786440]

約数ペア:

[(1, 293786440), (2, 146893220), (4, 73446610), (5, 58757288), (8, 36723305), (10, 29378644), (20, 14689322), (40, 7344661), (113, 2599880), (226, 1299940), (452, 649970), (565, 519976), (904, 324985), (1130, 259988), (2260, 129994), (4520, 64997)]