40991340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{52553}}^1$

素因数の和:52578

約数の個数: 48

約数和(自身を含む): 123607008

約数和(自身を除く): 82615668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 52553, 105106, 157659, 210212, 262765, 315318, 525530, 630636, 683189, 788295, 1051060, 1366378, 1576590, 2049567, 2732756, 3153180, 3415945, 4099134, 6831890, 8198268, 10247835, 13663780, 20495670, 40991340]

約数ペア:

[(1, 40991340), (2, 20495670), (3, 13663780), (4, 10247835), (5, 8198268), (6, 6831890), (10, 4099134), (12, 3415945), (13, 3153180), (15, 2732756), (20, 2049567), (26, 1576590), (30, 1366378), (39, 1051060), (52, 788295), (60, 683189), (65, 630636), (78, 525530), (130, 315318), (156, 262765), (195, 210212), (260, 157659), (390, 105106), (780, 52553)]