1330679720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{33637}}^1$

素因数の和:33714

約数の個数: 64

約数和(自身を含む): 3196955520

約数和(自身を除く): 1866275800

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 43, 46, 86, 92, 115, 172, 184, 215, 230, 344, 430, 460, 860, 920, 989, 1720, 1978, 3956, 4945, 7912, 9890, 19780, 33637, 39560, 67274, 134548, 168185, 269096, 336370, 672740, 773651, 1345480, 1446391, 1547302, 2892782, 3094604, 3868255, 5785564, 6189208, 7231955, 7736510, 11571128, 14463910, 15473020, 28927820, 30946040, 33266993, 57855640, 66533986, 133067972, 166334965, 266135944, 332669930, 665339860, 1330679720]

約数ペア:

[(1, 1330679720), (2, 665339860), (4, 332669930), (5, 266135944), (8, 166334965), (10, 133067972), (20, 66533986), (23, 57855640), (40, 33266993), (43, 30946040), (46, 28927820), (86, 15473020), (92, 14463910), (115, 11571128), (172, 7736510), (184, 7231955), (215, 6189208), (230, 5785564), (344, 3868255), (430, 3094604), (460, 2892782), (860, 1547302), (920, 1446391), (989, 1345480), (1720, 773651), (1978, 672740), (3956, 336370), (4945, 269096), (7912, 168185), (9890, 134548), (19780, 67274), (33637, 39560)]