210004704040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{977}}^1\times {\mathrm{282827}}^1$

素因数の和:283834

約数の個数: 64

約数和(自身を含む): 497890411200

約数和(自身を除く): 287885707160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 977, 1954, 3908, 4885, 7816, 9770, 18563, 19540, 37126, 39080, 74252, 92815, 148504, 185630, 282827, 371260, 565654, 742520, 1131308, 1414135, 2262616, 2828270, 5373713, 5656540, 10747426, 11313080, 21494852, 26868565, 42989704, 53737130, 107474260, 214948520, 276321979, 552643958, 1105287916, 1381609895, 2210575832, 2763219790, 5250117601, 5526439580, 10500235202, 11052879160, 21000470404, 26250588005, 42000940808, 52501176010, 105002352020, 210004704040]

約数ペア:

[(1, 210004704040), (2, 105002352020), (4, 52501176010), (5, 42000940808), (8, 26250588005), (10, 21000470404), (19, 11052879160), (20, 10500235202), (38, 5526439580), (40, 5250117601), (76, 2763219790), (95, 2210575832), (152, 1381609895), (190, 1105287916), (380, 552643958), (760, 276321979), (977, 214948520), (1954, 107474260), (3908, 53737130), (4885, 42989704), (7816, 26868565), (9770, 21494852), (18563, 11313080), (19540, 10747426), (37126, 5656540), (39080, 5373713), (74252, 2828270), (92815, 2262616), (148504, 1414135), (185630, 1131308), (282827, 742520), (371260, 565654)]