2258720

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{743}}^1$

素因数の和:777

約数の個数: 48

約数和(自身を含む): 5624640

約数和(自身を除く): 3365920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 743, 760, 1486, 1520, 2972, 3040, 3715, 5944, 7430, 11888, 14117, 14860, 23776, 28234, 29720, 56468, 59440, 70585, 112936, 118880, 141170, 225872, 282340, 451744, 564680, 1129360, 2258720]

約数ペア:

[(1, 2258720), (2, 1129360), (4, 564680), (5, 451744), (8, 282340), (10, 225872), (16, 141170), (19, 118880), (20, 112936), (32, 70585), (38, 59440), (40, 56468), (76, 29720), (80, 28234), (95, 23776), (152, 14860), (160, 14117), (190, 11888), (304, 7430), (380, 5944), (608, 3715), (743, 3040), (760, 2972), (1486, 1520)]