15741460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{491}}^1$

素因数の和:736

約数の個数: 48

約数和(自身を含む): 38021760

約数和(自身を除く): 22280300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 229, 458, 491, 916, 982, 1145, 1603, 1964, 2290, 2455, 3206, 3437, 4580, 4910, 6412, 6874, 8015, 9820, 13748, 16030, 17185, 32060, 34370, 68740, 112439, 224878, 449756, 562195, 787073, 1124390, 1574146, 2248780, 3148292, 3935365, 7870730, 15741460]

約数ペア:

[(1, 15741460), (2, 7870730), (4, 3935365), (5, 3148292), (7, 2248780), (10, 1574146), (14, 1124390), (20, 787073), (28, 562195), (35, 449756), (70, 224878), (140, 112439), (229, 68740), (458, 34370), (491, 32060), (916, 17185), (982, 16030), (1145, 13748), (1603, 9820), (1964, 8015), (2290, 6874), (2455, 6412), (3206, 4910), (3437, 4580)]