653192260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{245561}}^1$

素因数の和:245596

約数の個数: 48

約数和(自身を含む): 1650176640

約数和(自身を除く): 996984380

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 245561, 491122, 982244, 1227805, 1718927, 2455610, 3437854, 4665659, 4911220, 6875708, 8594635, 9331318, 17189270, 18662636, 23328295, 32659613, 34378540, 46656590, 65319226, 93313180, 130638452, 163298065, 326596130, 653192260]

約数ペア:

[(1, 653192260), (2, 326596130), (4, 163298065), (5, 130638452), (7, 93313180), (10, 65319226), (14, 46656590), (19, 34378540), (20, 32659613), (28, 23328295), (35, 18662636), (38, 17189270), (70, 9331318), (76, 8594635), (95, 6875708), (133, 4911220), (140, 4665659), (190, 3437854), (266, 2455610), (380, 1718927), (532, 1227805), (665, 982244), (1330, 491122), (2660, 245561)]