1224880

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:325

約数の個数: 40

約数和(自身を含む): 2906064

約数和(自身を除く): 1681184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 251, 305, 488, 502, 610, 976, 1004, 1220, 1255, 2008, 2440, 2510, 4016, 4880, 5020, 10040, 15311, 20080, 30622, 61244, 76555, 122488, 153110, 244976, 306220, 612440, 1224880]

約数ペア:

[(1, 1224880), (2, 612440), (4, 306220), (5, 244976), (8, 153110), (10, 122488), (16, 76555), (20, 61244), (40, 30622), (61, 20080), (80, 15311), (122, 10040), (244, 5020), (251, 4880), (305, 4016), (488, 2510), (502, 2440), (610, 2008), (976, 1255), (1004, 1220)]