31302040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{10163}}^1$

素因数の和:10192

約数の個数: 64

約数和(自身を含む): 87816960

約数和(自身を除く): 56514920

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 10163, 20326, 40652, 50815, 71141, 81304, 101630, 111793, 142282, 203260, 223586, 284564, 355705, 406520, 447172, 558965, 569128, 711410, 782551, 894344, 1117930, 1422820, 1565102, 2235860, 2845640, 3130204, 3912755, 4471720, 6260408, 7825510, 15651020, 31302040]

約数ペア:

[(1, 31302040), (2, 15651020), (4, 7825510), (5, 6260408), (7, 4471720), (8, 3912755), (10, 3130204), (11, 2845640), (14, 2235860), (20, 1565102), (22, 1422820), (28, 1117930), (35, 894344), (40, 782551), (44, 711410), (55, 569128), (56, 558965), (70, 447172), (77, 406520), (88, 355705), (110, 284564), (140, 223586), (154, 203260), (220, 142282), (280, 111793), (308, 101630), (385, 81304), (440, 71141), (616, 50815), (770, 40652), (1540, 20326), (3080, 10163)]